US1915296A
(en )
1933-06-27
crosman
GB1151808A
(en )
1969-05-14
Pulse-Operated Line Printer for Electronic Data-Processing Installations.
GB497640A
(cg-RX-API-DMAC10.html )
US2577395A
(en )
1951-12-04
Autographic eegister
GB420807A
(cg-RX-API-DMAC10.html )
1900-01-01
GB483093A
(cg-RX-API-DMAC10.html )
US1647529A
(en )
1927-11-01
Total and subtotal mechanism
GB241213A
(cg-RX-API-DMAC10.html )
GB749504A
(cg-RX-API-DMAC10.html )
GB273691A
(cg-RX-API-DMAC10.html )
GB483113A
(cg-RX-API-DMAC10.html )
GB295632A
(cg-RX-API-DMAC10.html )
GB389630A
(cg-RX-API-DMAC10.html )
1900-01-01
GB539453A
(cg-RX-API-DMAC10.html )
GB144367A
(cg-RX-API-DMAC10.html )
GB660615A
(cg-RX-API-DMAC10.html )
GB165846A
(en )
1921-07-11
Improvements in and relating to total taking machines for compiling statistics from perforated record cards
GB337478A
(cg-RX-API-DMAC10.html )
GB285885A
(cg-RX-API-DMAC10.html )
GB190906428A
(en )
1910-03-17
Improvements in Cash Registers or Accounting Machines.
GB628636A
(cg-RX-API-DMAC10.html )
GB344393A
(cg-RX-API-DMAC10.html )
GB516693A
(cg-RX-API-DMAC10.html )
GB280580A
(en )
1929-02-11
Improvements in or relating to statistical machines
GB305579A
(cg-RX-API-DMAC10.html )