US2978086A
(en )
1961-04-04
Key operated machines
GB750454A
(en )
1956-06-13
Improvements in or relating to tape controlled typewriter
US3283701A
(en )
1966-11-08
Printing and punching machine
GB1289394A
(enExample )
1972-09-20
GB517469A
(enExample )
US2010652A
(en )
1935-08-06
Printing mechanism
GB883156A
(en )
1961-11-22
Character recording apparatus
US3218965A
(en )
1965-11-23
Pressure control means for print hammers
US3592309A
(en )
1971-07-13
Cyclically operable typewriter
US1898048A
(en )
1933-02-21
Maximilian m
US3453953A
(en )
1969-07-08
Pivotal type carrier for line printers for electronic data processing machine
GB818884A
(en )
1959-08-26
Improvements in and relating to printing apparatus
US3179948A
(en )
1965-04-20
Printing recorder
US3604548A
(en )
1971-09-14
Recording arrangement for typing and punching the same information
US3921782A
(en )
1975-11-25
Printing control device for a typewriter
US3802545A
(en )
1974-04-09
Input/output mechanism for keyboard printer unit
GB350001A
(en )
1931-05-28
Improvements in or relating to keyboard operated machines such as typewriters and machines for punching or otherwise forming records on statistical cards
GB413320A
(enExample )
GB389841A
(enExample )
GB349504A
(enExample )
GB868520A
(enExample )
GB555659A
(en )
1943-09-01
Improvements in or relating to calculating or like machines
GB464133A
(enExample )
GB1190668A
(en )
1970-05-06
Improvements in or relating to a Recording Device Controlled by a Typewriter or the like.
GB373281A
(enExample )