GB254279A
(https= )
US2517868A
(en )
1950-08-08
Tripping mechanism for printing machines
GB660263A
(en )
1951-11-07
Improvements in or relating to power mechanism for typewriters and like machines
GB943821A
(en )
1963-12-04
A cash register or similar accounting machine
GB498395A
(en )
1939-01-06
Improvements in or relating to record-card-controlled printing mechanism
GB688289A
(en )
1953-03-04
Power operated typewriter
US4525089A
(en )
1985-06-25
Document feed-in device
US2667831A
(en )
1954-02-02
Dating machine
US3712211A
(en )
1973-01-23
Alignment means for a bed and platen printing machine
US2971625A
(en )
1961-02-14
Repeat actuation arrangement for typewriters
GB248378A
(https= )
US2121967A
(en )
1938-06-28
Cash register
GB776930A
(en )
1957-06-12
Line spacing mechanism for typewriting or like machines
US2002853A
(en )
1935-05-28
Gripper mechanism
US1702171A
(en )
1929-02-12
Gesellschaft
US3036685A
(en )
1962-05-29
Typewriter writing continuously in opposite directions
GB674173A
(en )
1952-06-18
Improvements in ejector mechanism for heading and like machines
GB773270A
(en )
1957-04-24
Impression control for typewriting machine
US1948955A
(en )
1934-02-27
Noiseless typewriter action
GB791822A
(en )
1958-03-12
Improvements in or relating to duplicating machines
US2617357A
(en )
1952-11-11
Schmieder
US2174064A
(en )
1939-09-26
Line-spacing mechanism
GB248652A
(https= )
GB393323A
(https= )
GB676221A
(en )
1952-07-23
Improvements in typewriters