GB309392A
(enrdf_load_stackoverflow )
US2645551A
(en )
1953-07-14
Time recording machine
US2084097A
(en )
1937-06-15
Time-peinting construction
US2431714A
(en )
1947-12-02
Selective printing and punching machine
GB617959A
(en )
1949-02-15
Improvements in or relating to punching apparatus
US2215004A
(en )
1940-09-17
Dispensing machine
GB254001A
(enrdf_load_stackoverflow )
US2996979A
(en )
1961-08-22
Data-marking machine
US2110862A
(en )
1938-03-15
Perforating machine
GB434499A
(en )
1935-09-03
Improvements in or relating to machines for producing records on statistical cards
US3017078A
(en )
1962-01-16
Selective drawer control mechanism for cash registers and accounting machines
GB1283703A
(en )
1972-08-02
Coin receiving and ticket issuing machine
US2913049A
(en )
1959-11-17
Card punching device
US1989323A
(en )
1935-01-29
Cash register
GB430251A
(en )
1935-06-17
Improvements in or relating to machines for verifying perforated record cards
GB404066A
(enrdf_load_stackoverflow )
GB655039A
(en )
1951-07-11
Improvements in or relating to machines for registering and recording data relating to sales transactions
GB225274A
(en )
1924-11-25
Improvements in or relating to ticket punches.
GB556214A
(enrdf_load_stackoverflow )
US1995595A
(en )
1935-03-26
Tabulating and listing machine
US1668186A
(en )
1928-05-01
Lswgf
GB262617A
(enrdf_load_stackoverflow )
GB595939A
(en )
1947-12-23
Improvements in or relating to statistical card punching machines
GB253166A
(enrdf_load_stackoverflow )
GB881310A
(en )
1961-11-01
Ticket stacking machine