US2221861A
(en )
1940-11-19
Calculating machine
GB644091A
(cg-RX-API-DMAC7.html )
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
(cg-RX-API-DMAC7.html )
GB455290A
(cg-RX-API-DMAC7.html )
GB541875A
(cg-RX-API-DMAC7.html )
GB315662A
(cg-RX-API-DMAC7.html )
1900-01-01
GB205436A
(cg-RX-API-DMAC7.html )
GB644120A
(cg-RX-API-DMAC7.html )
GB401749A
(cg-RX-API-DMAC7.html )
1900-01-01
GB474051A
(en )
1937-10-25
Improvements in or relating to cash registers and similar accounting machines
GB475185A
(cg-RX-API-DMAC7.html )
GB828584A
(cg-RX-API-DMAC7.html )
GB416498A
(cg-RX-API-DMAC7.html )
GB221167A
(cg-RX-API-DMAC7.html )
GB206798A
(cg-RX-API-DMAC7.html )
GB484911A
(en )
1938-05-09
Improvements in or relating to record card controlled tabulating machines
GB218689A
(cg-RX-API-DMAC7.html )
GB292619A
(cg-RX-API-DMAC7.html )
GB550097A
(en )
1942-12-23
Improvements in and relating to cash registers and like calculating machines
GB232967A
(cg-RX-API-DMAC7.html )
GB255102A
(cg-RX-API-DMAC7.html )