US2221861A
(en )
1940-11-19
Calculating machine
GB193870A
(cg-RX-API-DMAC7.html )
US2665063A
(en )
1954-01-05
Symbol-printing mechanism
GB394322A
(cg-RX-API-DMAC7.html )
GB310053A
(cg-RX-API-DMAC7.html )
GB248002A
(cg-RX-API-DMAC7.html )
GB218688A
(en )
1925-03-17
Improvements relating to cash drawer and alarm mechanism for cash registers
GB286314A
(cg-RX-API-DMAC7.html )
GB808692A
(cg-RX-API-DMAC7.html )
GB178083A
(cg-RX-API-DMAC7.html )
GB881323A
(cg-RX-API-DMAC7.html )
GB305579A
(cg-RX-API-DMAC7.html )
GB237351A
(en )
1925-07-27
Improvements in cash registers
GB243734A
(cg-RX-API-DMAC7.html )
GB142436A
(en )
1921-02-03
Improvements in printing mechanism for cash registers
GB232966A
(cg-RX-API-DMAC7.html )
GB813083A
(en )
1959-05-06
Calculating machines or similar accounting machines
GB193860A
(cg-RX-API-DMAC7.html )
GB265122A
(cg-RX-API-DMAC7.html )
GB208705A
(cg-RX-API-DMAC7.html )
GB481127A
(cg-RX-API-DMAC7.html )
GB313513A
(cg-RX-API-DMAC7.html )
GB192083A
(en )
1923-06-04
Improvements in operation or consecutive numbering and printing mechanism for cash registers
GB250612A
(cg-RX-API-DMAC7.html )
GB205870A
(en )
1923-10-24
Improvements in or relating to calculating machines