GB669844A
(en )
1952-04-09
Improvements in or relating to telegraphic tape-recording apparatus
GB567374A
(enExample )
GB943821A
(en )
1963-12-04
A cash register or similar accounting machine
GB737751A
(en )
1955-09-28
Improvements in or relating to a typewriter controlled punching apparatus
US2103720A
(en )
1937-12-28
helsel
US2059251A
(en )
1936-11-03
Printing and paper feeding mechanism for adding machines or the like
US1940156A
(en )
1933-12-19
Perforating machine
GB490671A
(enExample )
GB549530A
(enExample )
US1873511A
(en )
1932-08-23
Perforating machine
GB375923A
(en )
1932-07-07
Improvements in or relating to key board mechanism for telegraph apparatus
GB251842A
(enExample )
US2702622A
(en )
1955-02-22
Paper feeding means in accounting machines
US3338367A
(en )
1967-08-29
Coin controlled machine for operating on tape
GB453645A
(enExample )
GB783869A
(enExample )
GB719372A
(en )
1954-12-01
Improvements in or relating to keyboard controlled mechanisms for use in the production of lines or patterns of typographical and like matter
GB334727A
(enExample )
GB447485A
(enExample )
GB238553A
(en )
1926-11-15
Improvements in or relating to apparatus for perforating sheet material
GB1050647A
(enExample )
GB191104050A
(en )
1912-02-19
Improvements in and relating to Apparatus for Perforating the Signal Controlling Tape to be used with Automatic Telegraph Transmitters.
GB325873A
(enExample )
GB644404A
(enExample )
GB403644A
(enExample )