US3918568A
(en )
1975-11-11
Printing mechanism
US2935935A
(en )
1960-05-10
Printing mechanism
GB463360A
(en )
1937-03-30
Printing device, especially for record card controlled machines
US3623429A
(en )
1971-11-30
Hammer lever construction for flying printer
GB1056302A
(en )
1967-01-25
A selector mechanism for moving the type body of an electrically controlled printer
US2080519A
(en )
1937-05-18
Cash register
US2178749A
(en )
1939-11-07
Printing mechanism
US2121967A
(en )
1938-06-28
Cash register
US3512175A
(en )
1970-05-12
Elapsed time recorder
US3379297A
(en )
1968-04-23
Electric typewriter keyboard operated mechanism
GB735181A
(en )
1955-08-17
Rotary duplicating machines and methods of printing therefrom
GB169750A
(enExample )
GB1055142A
(en )
1967-01-18
Improvements in or relating to duplicating and like printing machines
GB881323A
(enExample )
GB937146A
(en )
1963-09-18
Data-marking machine
GB551994A
(enExample )
GB397893A
(enExample )
US3967551A
(en )
1976-07-06
Print mechanism with rockable interposing lever for print hammer
GB465798A
(enExample )
GB398805A
(enExample )
GB725828A
(enExample )
1900-01-01
GB709018A
(en )
1954-05-12
Paper feeding mechanism in adding machines or the like
GB183867A
(en )
1922-07-26
Improvements relating to apparatus for compiling and printing statistics from perforated record cards
GB831267A
(en )
1960-03-23
Improvements in or relating to rotary duplicating machines
GB464133A
(enExample )