GB730371A
(cg-RX-API-DMAC7.html )
US20060117878A1
(en )
2006-06-08
Actuator assemblies
US2088054A
(en )
1937-07-27
Calcbiiating machine
US2046820A
(en )
1936-07-07
Calculating machine
US2651462A
(en )
1953-09-08
Item, total, and repeated registration control mechanism
US2742125A
(en )
1956-04-17
Drive mechanism
US4013152A
(en )
1977-03-22
Mechanical clutch for cyclic machines
GB413205A
(cg-RX-API-DMAC7.html )
1900-01-01
CN116464716B
(zh )
2025-09-16
一种离合器
GB545438A
(cg-RX-API-DMAC7.html )
US2055623A
(en )
1936-09-29
Calculating machine
GB351698A
(cg-RX-API-DMAC7.html )
US1232008A
(en )
1917-07-03
Flexible handle-pull for calculators.
GB370099A
(cg-RX-API-DMAC7.html )
GB464746A
(cg-RX-API-DMAC7.html )
US309887A
(en )
1884-12-30
Ratchet-brace
GB484821A
(cg-RX-API-DMAC7.html )
GB453280A
(cg-RX-API-DMAC7.html )
GB190309588A
(en )
1903-09-03
Improvements in Calculating Machines.
GB265135A
(cg-RX-API-DMAC7.html )
GB648922A
(cg-RX-API-DMAC7.html )
GB808192A
(cg-RX-API-DMAC7.html )
GB240156A
(cg-RX-API-DMAC7.html )
GB625106A
(cg-RX-API-DMAC7.html )
GB638524A
(en )
1950-06-07
Improvements relating to pneumatic fluid pressure motors