GB762003A
(enrdf_load_stackoverflow )
US1944994A
(en )
1934-01-30
Clutching device
US2472564A
(en )
1949-06-07
Actuator controlling means for calculating machines
GB909935A
(en )
1962-11-07
Calculating or similar accounting machine
GB216142A
(en )
1925-08-14
Improvements in or relating to statistical machines
GB464746A
(enrdf_load_stackoverflow )
US2554103A
(en )
1951-05-22
Clearing device in calculating
US2055623A
(en )
1936-09-29
Calculating machine
US2298201A
(en )
1942-10-06
Listing calculator
US2682028A
(en )
1954-06-22
Time switch for motors
GB265135A
(enrdf_load_stackoverflow )
GB124693A
(enrdf_load_stackoverflow )
GB191511561A
(en )
1916-02-17
Improvements in Defferential and Operating Mechanisms for Cash Registers and the like.
GB191011810A
(en )
1911-03-09
Improvements in Calculating Machines.
GB808192A
(enrdf_load_stackoverflow )
GB575100A
(enrdf_load_stackoverflow )
GB744974A
(enrdf_load_stackoverflow )
GB305540A
(enrdf_load_stackoverflow )
GB191019978A
(en )
1911-08-24
Improvements in and relating to Cash Registers.
GB314789A
(enrdf_load_stackoverflow )
GB389632A
(enrdf_load_stackoverflow )
GB431961A
(enrdf_load_stackoverflow )
GB190419725A
(en )
1904-11-03
Improvements in Calculating Machines.
GB351698A
(enrdf_load_stackoverflow )
GB474543A
(enrdf_load_stackoverflow )