GB561758A
(en )
1944-06-02
Improvements in or relating to magnetic recording apparatus
GB460269A
(enExample )
US3918568A
(en )
1975-11-11
Printing mechanism
US2935935A
(en )
1960-05-10
Printing mechanism
GB1056302A
(en )
1967-01-25
A selector mechanism for moving the type body of an electrically controlled printer
GB1562328A
(en )
1980-03-12
Error correcting device for printing machines
US2800213A
(en )
1957-07-23
Automatic underscoring mechanism
US2080519A
(en )
1937-05-18
Cash register
US2178749A
(en )
1939-11-07
Printing mechanism
GB481443A
(enExample )
US2121967A
(en )
1938-06-28
Cash register
US1688364A
(en )
1928-10-23
Automatic typewriter
GB713695A
(enExample )
1900-01-01
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 )
US1761572A
(en )
1930-06-03
Certificate of correction
GB465798A
(enExample )
GB406671A
(enExample )
GB398805A
(enExample )
GB709018A
(en )
1954-05-12
Paper feeding mechanism in adding machines or the like