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Patents

U.S. PATENTS (ON MACHINES)
GRANTED
NO.
INVENTOR
FILED
DESCRIPTION
APR. 7TH 1891
 
450,107
 
THOMAS OLIVER
 
AUG. 26TH 1890
 
PIVOTING ARC TYPE BARS
OCT. 30TH 1894
 
528,484
 
THOMAS OLIVER
 
SEP. 12TH 1892
 
NO. 1 WITH RECTANGULAR BASE
JULY 9TH 1895
 
542,275
 
THOMAS OLIVER
 
SEP. 19TH 1893
 
NO. 1 DESIGN
JUNE 16TH 1896
 
562,337
 
THOMAS OLIVER
 
MAR. 2ND 1896
 
NO. 1 DESIGN
MAR. 1ST 1898
 
599,863
 
THOMAS OLIVER
 
AUG. 28TH 1897
 
NO. 2 DESIGN
FEB. 11TH 1902
 
693,057
 
THOMAS OLIVER
 
SEP. 20TH 1901
 
PAPER GUIDE
APR. 7TH 1903
 
724,671
 
HARRY CROSS, GEORGE J. GRIFFITHS
 
JULY 24TH 1901
 
KEY LEVER AND ESCAPEMENT MECHANISM
JUNE 30TH 1903
 
732,340
 
HARRY CROSS, GEORGE J. GRIFFITHS
 
MAY 26TH 1902
 
TYPE-BAR CUSHIONING DEVICE
JUNE 26TH 1906
 
824,362
 
EMMET M. INGERSOLL
 
JUNE 8TH 1904
 
PAPER-GUIDE
OCT. 30TH 1906
 
834,565
 
HARRY CROSS, GEORGE J. GRIFFITHS
 
NOV 20TH 1905
 
NO. 5 BASE PLATE
NOV. 27TH 1906
 
836,944
 
GUSTAF PERSSON
 
NOV 2ND 1905
 
PRINTING-POINT INDICATOR
DEC. 4TH 1906
 
837,611
 
HARRY CROSS
 
NOV 7TH 1905
 
NO. 5 PLATEN-SHIFT MECHANISM
AUG. 6TH 1907
 
862,566
 
CLAYTON CARPENTER HARDING, THERON LORENZO KNAPP
 
NOV. 15TH 1906
 
RIGHT MARGIN RELEASE
DEC. 3RD 1907
 
 
 
 
 
 
 
 
AUG. 11TH 1908
 
895,671
 
THOMAS OLIVER
 
DEC. 21ST 1907
 
RIBBON THROW MECHANISM
NOV. 10TH 1908
 
903,823
 
THERON LORENZO KNAPP
 
MAR. 14TH 1908
 
RIBBON MECHANISM
NOV. 10TH 1908
 
903,823
 
THERON LORENZO KNAPP
 
MAR. 16TH 1906
 
PAPER GUIDE
NOV. 17TH 1908
 
943,207
 
THERON LORENZO KNAPP
 
DEC. 27TH 1907
 
AUXILIARY SUPPORT FOR SHIFT FRAME
NOV. 17TH 1908
 
943,208
 
THERON LORENZO KNAPP
 
DEC. 27TH 1907
 
DEAD KEY MECHANISM
DEC. 8TH 1908
 
906,497
 
THERON LORENZO KNAPP
 
MAR. 14TH 1908
 
SHIFTING MECHANISM
MAR. 30TH 1909
 
916,720
 
CLAYTON CARPENTER HARDING, THERON LORENZO KNAPP
 
NOV. 24TH 1906
 
NO. 5 COLUMN STOP (RENEWED AUG. 31ST 1908)
JULY 13TH 1909
 
927,750
 
CHARLES CLARENCE POOLE
 
MAR. 8TH 1906
 
LINE SPACE INDICATOR
JULY 27TH 1909
 
929,242
 
CHARLES CLARENCE POOLE
 
MAR. 7TH 1906
 
LINE SPACE INDICATOR
JULY 27TH 1909
 
929,243
 
CHARLES CLARENCE POOLE
 
AUG. 29TH 1908
 
PAPER MOVEMENT INDICATOR
AUG. 24TH 1909
 
932,176
 
CHARLES HENRY RODERICK
 
DEC. 13TH 1907
 
NO. 5
MAY 24TH 1910
 
946,229
 
THERON LORENZO KNAPP
 
JUNE 3RD 1908
 
DEAD KEY MECHANISM
JAN 11TH 1910
 
959,061
 
CLAYTON CARPENTER HARDING, THERON LORENZO KNAPP
 
SEP. 21ST 1908
 
COLUMN STOP MECHANISM
JULY 26TH 1910
 
965,530
 
THERON LORENZO KNAPP
 
JULY 30TH 1909
 
NO. 5 TABULATOR
SEP. 6TH 1910
 
969,483
 
THERON LORENZO KNAPP
 
DEC. 13TH 1907
 
NO. 5 IMPROVEMENTS
JAN. 17TH 1911
 
981,927
 
THERON LORENZO KNAPP
 
JULY 11TH 1910
 
PAPER CARRIAGE
FEB. 21ST 1911
 
984,934
 
THERON LORENZO KNAPP
 
JULY 20TH 1910
 
TABULATING MECHANISM
FEB. 21ST 1911
 
981,851
 
THERON LORENZO KNAPP
 
AUG. 2ND 1910
 
KEY LEVERS
MAY 23RD 1911
 
 
 
 
 
 
 
 
JAN. 23RD 1912
 
1,015,559
 
GEORGE J. GRIFFITHS
 
DEC. 21ST 1910
 
NO. 5 SHIFTING MECHANISM
FEB. 27TH 1912
 
1,018,760
 
CLAY CARPENTER HARDING, JAMES F. FLOOD
 
JUNE 27TH 1910
 
SPRING BARREL BRAKE
JULY 16TH 1912
 
1,032,685
 
THERON LORENZO KNAPP
 
DEC. 23RD 1911
 
KEY LEVERS
DEC. 10TH 1912
 
1,046,469
 
THERON LORENZO KNAPP
 
DEC. 23RD 1911
 
SHIFTING MECHANISM (LATER)
JUNE 10TH 1913
 
1,063,977
 
THERON LORENZO KNAPP
 
AUG. 2ND 1910
 
DEAD KEY MECHANISM
SEP. 8TH 1914
 
1,110,062
 
THERON LORENZO KNAPP, CLAYTON CARPENTER HARDING
 
JAN. 23RD 1914
 
NO. 7
OCT. 6TH 1914
 
1,112,626
 
THERON LORENZO KNAPP
 
JAN. 24TH 1914
 
NO. 7
NOV. 3RD 1914
 
1,115,684
 
THERON LORENZO KNAPP
 
DEC. 12TH 1913
 
RIBBON MECHANISM
NOV. 3RD 1914
 
1,115,685
 
THERON LORENZO KNAPP
 
JAN. 21ST 1914
 
TAB KEY
DEC. 8TH 1914
 
1,120,391
 
THERON LORENZO KNAPP
 
FEB. 28TH 1914
 
SAFETY LOOP (CARRIAGE HOOK)
NOV. 9TH 1915
 
1,159,749
 
HARRY IRWIN CHROMER, CLAYTON CARPENTER HARDING
 
MAR. 11TH 1914
 
PAPER-GUIDING DEVICE
MAY 8TH 1917
 
1,225,057
 
CHARLES HENRY RODERICK, THERON LORENZO KNAPP
 
JULY 1ST 1910
 
SECURING TO BASEBOARD
U.S. PATENTS (MISCELLANEOUS)
GRANTED
NO.
INVENTOR
FILED
DESCRIPTION
JAN. 10TH 1899
 
617,350
 
THOMAS OLIVER
 
MAR. 9TH 1898
 
PAPER SUPPORT
JUNE 16TH 1903
 
731,386
 
THOMAS OLIVER
 
JUNE 17TH 1899
 
TABULATING ATTACHMENT
MAY 11TH 1904
 
761,306
 
THERON LORENZO KNAPP
 
NOV. 2ND 1903
 
AUXILLARY PAPER GUIDE
SEP. 12TH 1905
 
799,430
 
THOMAS OLIVER
 
JAN. 18TH 1905
 
TABULATING ATTACHMENT
MAY 18TH, 1909
 
922,027
 
THOMAS OLIVER
 
JAN. 21ST 1907
 
LINE SPACE INDICATING DEVICE
MAY 18TH, 1909
 
933,942
 
HARRY B. YOUNG
 
JUNE 10TH 1908
 
BILLING ATTACHMENT
APR. 5TH, 1910
 
954,111
 
THERON LORENZO KNAPP
 
JULY 1ST 1907
 
COPY HOLDER
FEB. 7TH, 1911
 
983,557
 
THERON LORENZO KNAPP
 
JUNE 27TH 1910
 
BRACE FOR SHIFT FRAME (WIDE CARRIAGE)
SEP. 14TH 1926
 
1,600,005
 
THERON LORENZO KNAPP
 
APR. 14TH 1923
 
RIBBON MECHANISM

CANADIAN PATENTS
GRANTED
NO.
INVENTOR
FILED
DESCRIPTION
AUG. 21ST 1895
 
49,711
 
THOMAS OLIVER
 
DEC. 3RD 1894
 
NO. 1 DESIGN
NOV. 3RD 1896
 
53,835
 
THOMAS OLIVER
 
SEP. 11TH 1896
 
NO. 1 DESIGN
OCT. 22ND 1900
 
69,083
 
THOMAS OLIVER
 
JULY 17TH 1899
 
TABULATING DEVICE
JAN. 17TH 1905
 
90,998
 
THERON LORENZO KNAPP
 
MAY 13TH 1904
 
PAPER GUIDE
MAR. 2ND 1909
 
116,924
 
CHARLES CLARENCE POOLE
 
OCT. 19TH 1908
 
INDICATOR (SIMILAR TO US927750, US929242, & US929243)
MAR. 2ND 1909
 
116,925
 
CLAYTON CARPENTER HARDING, THERON LORENZO KNAPP
 
NOV. 14TH 1908
 
NO. 5 COLUMN STOP (SIMILAR TO US916720)
MAR. 2ND 1909
 
116,926
 
THERON LORENZO KNAPP
 
NOV. 14TH 1908
 
RIBBON MECHANISM
MAR. 2ND 1909
 
116,927
 
THERON LORENZO KNAPP
 
NOV. 14TH 1908
 
SHIFTING MECHANISM
MAR. 2ND 1909
 
116,928
 
THERON LORENZO KNAPP
 
NOV. 14TH 1908
 
NO. 5 IMPROVEMENTS
MAR. 2ND 1909
 
116,929
 
THERON LORENZO KNAPP
 
NOV. 14TH 1908
 
DEAD KEY MECHANISM
GREAT BRITAIN PATENTS
GRANTED
NO.
INVENTOR
FILED
DESCRIPTION
AUG. 1ST 1896
 
3,205
 
THOMAS OLIVER
 
FEB. 12TH 1896
 
NO. 1 (SIMILAR TO US562337)
JULY 8TH 1915
 
18,977
 
THERON LORENZO KNAPP
 
AUG. 22ND 1914
 
NO. 7 RIBBON MECHANISM
JULY 29TH 1915
 
18,978
 
CLAYTON CARPENTER HARDING
 
AUG. 22ND 1914
 
CARRIAGE RELEASE
JUNE 3RD 1915
 
18,979
 
CLAYTON CARPENTER HARDING, THERON LORENZO KNAPP
 
AUG. 22ND 1914
 
FRAME
MAR. 4TH 1915
 
18,980
 
GEORGE JAMES GRIFFITHS, CHARLES HENRY RODERICK
 
AUG. 22ND 1914
 
RIBBON ACTUATING MECHANISM
APR. 15TH 1915
 
18,981
 
THERON LORENZO KNAPP
 
AUG. 22ND 1914
 
CARRIAGE RELEASE
APR. 1ST 1915
 
18,982
 
CHARLES CLARENCE POOLE
 
AUG. 22ND 1914
 
COLUMN STOP
APR. 22ND 1915
 
18,983
 
THERON LORENZO KNAPP
 
AUG. 22ND 1914
 
LEFT MARGIN RELEASE
SWITZERLAND PATENTS
GRANTED
NO.
INVENTOR
FILED
DESCRIPTION
FEB. 28TH 1897
 
12,649
 
THOMAS OLIVER
 
JUNE 16TH 1896
 
NO. 1 (SIMILAR TO US562337)

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