GB508954A
(en )
1939-07-05
Improvements in machines for operating upon statistical cards
GB180970A
(enrdf_load_stackoverflow )
US3782276A
(en )
1974-01-01
Carriage locking arrangement for a manual printer
US1447871A
(en )
1923-03-06
Friction drive control for tabulating machines
US3464623A
(en )
1969-09-02
Control mechanism for calculating machine
US1741201A
(en )
1929-12-31
Accounting machine
US3715022A
(en )
1973-02-06
Apparatus for postponing and storing key controlled functions of a typewriter
GB344393A
(enrdf_load_stackoverflow )
GB487494A
(enrdf_load_stackoverflow )
US2577395A
(en )
1951-12-04
Autographic eegister
GB375923A
(en )
1932-07-07
Improvements in or relating to key board mechanism for telegraph apparatus
US3064892A
(en )
1962-11-20
Mvscozzafxva
GB394999A
(enrdf_load_stackoverflow )
US2036029A
(en )
1936-03-31
Perforated card verifier
GB854504A
(en )
1960-11-23
Improvements in power-actuated typewriting calculating machines with tape-punch attachment
GB570356A
(en )
1945-07-03
Improvements in or relating to machines for making records on statistical cards
GB191104050A
(en )
1912-02-19
Improvements in and relating to Apparatus for Perforating the Signal Controlling Tape to be used with Automatic Telegraph Transmitters.
GB228184A
(enrdf_load_stackoverflow )
GB459018A
(enrdf_load_stackoverflow )
GB334727A
(enrdf_load_stackoverflow )
US683725A
(en )
1901-10-01
Cash-register.
GB601099A
(en )
1948-04-27
Improvements in or relating to statistical machines
US523611A
(en )
1894-07-24
Machine
GB381769A
(enrdf_load_stackoverflow )
GB741039A
(en )
1955-11-23
Calculating machine