GB783736A
(da )
US1415174A
(en )
1922-05-09
horton
GB545438A
(da )
GB182418A
(da )
GB213259A
(da )
GB374075A
(da )
GB735178A
(da )
GB795893A
(en )
1958-06-04
Improvements in or relating to counters
GB191223501A
(en )
1913-05-01
Improvements in Computing Machines.
GB600150A
(en )
1948-04-01
Improvements relating to indexing mechanisms for machine tools
GB648922A
(da )
GB202098A
(da )
GB817363A
(en )
1959-07-29
Improvements relating to a return-to-zero system for counter wheels provided with return-to-zero cams
GB666828A
(da )
GB642090A
(en )
1950-08-30
Keyboard impulse transmitter for step-by-step printing telegraph
GB339420A
(da )
GB783876A
(da )
GB401825A
(da )
GB191400927A
(da )
1915-01-13
GB702495A
(en )
1954-01-20
Cash registers and similar accounting machines
GB252375A
(da )
GB657604A
(en )
1951-09-19
Improvements in or relating to accounting and similar calculating machines
GB216375A
(en )
1924-05-29
Improvements in or relating to odometers
GB667665A
(en )
1952-03-05
Signal transmitting apparatus embodying coding wheels
GB742911A
(en )
1956-01-04
A control arrangement for motor driven calculating or the like accounting machines