US3810192A
(en )
1974-05-07
Thermosensitive line printer
GB606900A
(https= )
GB448485A
(en )
1936-06-09
Improvements in paper feed mechanism for book-keeping and like machines
US2802416A
(en )
1957-08-13
Check endorsing apparatus
GB1257817A
(https= )
1971-12-22
US2470961A
(en )
1949-05-24
Card holder actuated time recorder
US2326765A
(en )
1943-08-17
Tape time recorder with differentiated records
GB276357A
(https= )
US3884341A
(en )
1975-05-20
Paper strip transport and printing mechanism having a common drive
US674209A
(en )
1901-05-14
Autograph-recorder.
GB464133A
(https= )
US2701522A
(en )
1955-02-08
Mechanism for stamping and feeding a paper tape
GB424866A
(https= )
GB190613227A
(en )
1907-09-21
Improvements in Workmen's Time Recorders.
GB619648A
(https= )
US1814708A
(en )
1931-07-14
Alois knotz
US660250A
(en )
1900-10-23
Workman's time-recorder.
US1055614A
(en )
1913-03-11
Automatic vending-machine.
GB562088A
(https= )
US1597852A
(en )
1926-08-31
Printing mechanism for recording devices
GB889392A
(en )
1962-02-14
Improvements in or relating to ticket machines
GB642686A
(https= )
GB159610A
(https= )
GB558981A
(en )
1944-01-31
Improvements in or relating to time recorder
GB189904983A
(en )
1900-03-05
Improvements in and in connection with Apparatus Employed in Checking and Recording the Attendance of Workmen and the like.