GB739747A
(cg-RX-API-DMAC7.html )
US2087182A
(en )
1937-07-13
Listing adding machine
GB191227768A
(en )
1913-11-27
Improvements in and relating to Keyboard and Interlocking Mechanism for Cash Registers and the like.
GB417991A
(cg-RX-API-DMAC7.html )
1900-01-01
US2027449A
(en )
1936-01-14
Calculating machine and cash
GB765291A
(cg-RX-API-DMAC7.html )
GB851334A
(cg-RX-API-DMAC7.html )
GB445540A
(cg-RX-API-DMAC7.html )
GB548465A
(cg-RX-API-DMAC7.html )
GB191346A
(en )
1923-01-04
Improvements in and relating to keyboard and differential mechanism for cash registers and like machines
GB228184A
(cg-RX-API-DMAC7.html )
GB713408A
(cg-RX-API-DMAC7.html )
GB527786A
(en )
1940-10-16
Improvements in or relating to cash registers or similar accounting machines
GB609077A
(cg-RX-API-DMAC7.html )
GB442856A
(cg-RX-API-DMAC7.html )
GB503626A
(cg-RX-API-DMAC7.html )
GB518617A
(cg-RX-API-DMAC7.html )
GB643189A
(cg-RX-API-DMAC7.html )
GB191309102A
(en )
1914-05-18
Improvements in or relating to Adding, Listing and like Machines.
GB675363A
(cg-RX-API-DMAC7.html )
GB353662A
(cg-RX-API-DMAC7.html )
1900-01-01
GB431961A
(cg-RX-API-DMAC7.html )
GB191421089A
(en )
1915-09-30
Improvements in or relating to Calculating Machines.
GB293080A
(cg-RX-API-DMAC7.html )
GB455290A
(cg-RX-API-DMAC7.html )