US3592309A
(en )
1971-07-13
Cyclically operable typewriter
GB431623A
(cg-RX-API-DMAC10.html )
GB1134771A
(en )
1968-11-27
Typewriter line space mechanism
US2055623A
(en )
1936-09-29
Calculating machine
GB736097A
(cg-RX-API-DMAC10.html )
US3610389A
(en )
1971-10-05
Keyboard machine with sequentially responsive printing means
GB765291A
(cg-RX-API-DMAC10.html )
GB447485A
(cg-RX-API-DMAC10.html )
US1109315A
(en )
1914-09-01
Carriage mechanism for recording-machines.
US3040977A
(en )
1962-06-26
Function control mechanism for manual adding machines
US3331556A
(en )
1967-07-18
Power driving device for a calculating machine
GB463512A
(cg-RX-API-DMAC10.html )
GB823136A
(en )
1959-11-04
Proportional letter feed mechanism
GB752785A
(en )
1956-07-11
Accounting machines and similar calculating machines
GB631379A
(cg-RX-API-DMAC10.html )
GB1063900A
(cg-RX-API-DMAC10.html )
GB191506359A
(en )
1916-04-27
Improvements in Locking Mechanism for Key Controlled Machines such as Cash Registers and the like.
GB464746A
(cg-RX-API-DMAC10.html )
GB514973A
(cg-RX-API-DMAC10.html )
GB191118735A
(en )
1912-05-09
Calculating Machines of the Thomas Type.
GB318256A
(cg-RX-API-DMAC10.html )
GB712487A
(cg-RX-API-DMAC10.html )
GB351698A
(cg-RX-API-DMAC10.html )
GB471364A
(cg-RX-API-DMAC10.html )
GB1279278A
(en )
1972-06-28
Shift mechanism for a type-carrier device on power-driven typewriters and like business machines