GB509042A
(cg-RX-API-DMAC7.html )
US1294704A
(en )
1919-02-18
Elimination and special-signal mechanism.
US1915296A
(en )
1933-06-27
crosman
GB497640A
(cg-RX-API-DMAC7.html )
US2577395A
(en )
1951-12-04
Autographic eegister
GB420807A
(cg-RX-API-DMAC7.html )
1900-01-01
GB483093A
(cg-RX-API-DMAC7.html )
US1647529A
(en )
1927-11-01
Total and subtotal mechanism
GB241213A
(cg-RX-API-DMAC7.html )
GB749504A
(cg-RX-API-DMAC7.html )
GB273691A
(cg-RX-API-DMAC7.html )
GB483113A
(cg-RX-API-DMAC7.html )
GB295632A
(cg-RX-API-DMAC7.html )
GB389630A
(cg-RX-API-DMAC7.html )
1900-01-01
GB539453A
(cg-RX-API-DMAC7.html )
GB144367A
(cg-RX-API-DMAC7.html )
GB612392A
(en )
1948-11-11
Improvements in or relating to accounting machines and similar calculating machines
GB660615A
(cg-RX-API-DMAC7.html )
GB337478A
(cg-RX-API-DMAC7.html )
GB285885A
(cg-RX-API-DMAC7.html )
GB190906428A
(en )
1910-03-17
Improvements in Cash Registers or Accounting Machines.
GB628636A
(cg-RX-API-DMAC7.html )
GB344393A
(cg-RX-API-DMAC7.html )
GB534146A
(cg-RX-API-DMAC7.html )
GB516693A
(cg-RX-API-DMAC7.html )