US2221861A
(en )
1940-11-19
Calculating machine
GB644091A
(enrdf_load_stackoverflow )
US2816457A
(en )
1957-12-17
Compensating cam roller
US2229771A
(en )
1941-01-28
Cash register
US1904976A
(en )
1933-04-18
berger
GB215746A
(en )
1925-08-04
Improvements in cash registers and like machines
GB483113A
(enrdf_load_stackoverflow )
GB455290A
(enrdf_load_stackoverflow )
GB541875A
(enrdf_load_stackoverflow )
GB371435A
(en )
1932-04-21
Improvements in or relating to indicating and aligning mechanisms for cash registers of the key set and key operated type
GB315662A
(enrdf_load_stackoverflow )
1900-01-01
GB205436A
(enrdf_load_stackoverflow )
GB644120A
(enrdf_load_stackoverflow )
GB401749A
(enrdf_load_stackoverflow )
1900-01-01
GB474051A
(en )
1937-10-25
Improvements in or relating to cash registers and similar accounting machines
GB475185A
(enrdf_load_stackoverflow )
GB828584A
(enrdf_load_stackoverflow )
GB416498A
(enrdf_load_stackoverflow )
GB481127A
(enrdf_load_stackoverflow )
GB206798A
(enrdf_load_stackoverflow )
GB484911A
(en )
1938-05-09
Improvements in or relating to record card controlled tabulating machines
GB218689A
(enrdf_load_stackoverflow )
GB292619A
(enrdf_load_stackoverflow )
GB550097A
(en )
1942-12-23
Improvements in and relating to cash registers and like calculating machines
GB232967A
(enrdf_load_stackoverflow )