GB855127A
(en )
1960-11-30
Improvements in typewriters
ES344148A1
(es )
1968-09-16
Un aparato de imprimir.
US2902133A
(en )
1959-09-01
Typewriter carriage return and indexing mechanism
GB439838A
(enExample )
GB660263A
(en )
1951-11-07
Improvements in or relating to power mechanism for typewriters and like machines
US2811235A
(en )
1957-10-29
Machine for typing a tape record and a proof sheet simultaneously
US2573197A
(en )
1951-10-30
Power-driven mechanism for operating type bars and other instrumentalities of typewriters or like machines
US2728436A
(en )
1955-12-27
Power operated repeat carriage letter spacing mechanism for typewriters or like machines
US2675902A
(en )
1954-04-20
Operation control interlocking mechanism for power-operated typewriters or like machines
US3814228A
(en )
1974-06-04
Repeat mechanism for a printer
US2728435A
(en )
1955-12-27
Repeat operation mechanism for power driven typewriters or like machines
US2728438A
(en )
1955-12-27
Line spacing mechanism for typewriting or like machines
GB1088179A
(en )
1967-10-25
Function operating device for an electric typewriter
US1753450A
(en )
1930-04-08
Carriage-return mechanism
GB425691A
(en )
1935-03-20
Improvements in or relating to power operated typewriters
US3578132A
(en )
1971-05-11
Half-space carriage return mechanism for typewriters
US2675110A
(en )
1954-04-13
Jam release means for typewriting machines
GB773270A
(en )
1957-04-24
Impression control for typewriting machine
US4412755A
(en )
1983-11-01
Typewriter with an erasing apparatus
US3072325A
(en )
1963-01-08
Kohler etai
GB489802A
(enExample )
US1508011A
(en )
1924-09-09
Typewriting machine
GB631379A
(enExample )
US3860103A
(en )
1975-01-14
Segment shift arrangement
US791483A
(en )
1905-06-06
Type-writing machine.