GB178417A
(enrdf_load_stackoverflow )
US4331075A
(en )
1982-05-25
Value setting mechanism, particularly for franking machines
US1987742A
(en )
1935-01-15
Keyboard clutch
US2121683A
(en )
1938-06-21
Calculating machine
US2305780A
(en )
1942-12-22
Calculating machine
US2919781A
(en )
1960-01-05
Control mechanism for the motor of an electric typewriter
US3000486A
(en )
1961-09-19
Ciphering machine
GB178084A
(enrdf_load_stackoverflow )
US2666573A
(en )
1954-01-19
Differential latch mechanism
US2902124A
(en )
1959-09-01
Operating mechanism for power driven business machines
GB909935A
(en )
1962-11-07
Calculating or similar accounting machine
US1944994A
(en )
1934-01-30
Clutching device
GB194315A
(enrdf_load_stackoverflow )
US895523A
(en )
1908-08-11
Adding-tabulator.
US1915624A
(en )
1933-06-27
shipley
US2657855A
(en )
1953-11-03
winkler
US3612831A
(en )
1971-10-12
Function key mechanism in calculating machine or the like
US2319325A
(en )
1943-05-18
Cash register
US1238060A
(en )
1917-08-21
Combined type-writing and computing machine.
GB551311A
(enrdf_load_stackoverflow )
US1829084A
(en )
1931-10-27
Schaft
GB183867A
(en )
1922-07-26
Improvements relating to apparatus for compiling and printing statistics from perforated record cards
USRE21829E
(en )
1941-06-17
Calculating machine
US748158A
(en )
1903-12-29
Attachment for calculating, printing, or analogous machines.
GB144361A
(en )
1920-06-07
Improvements in cash registers