GB751957A
(https= )
US1973437A
(en )
1934-09-11
A kottmann
US2665030A
(en )
1954-01-05
Preselector mechanism for liquid dispensing apparatus
US1832791A
(en )
1931-11-17
Calculating machine
US1853791A
(en )
1932-04-12
Adding mechanism
US1639384A
(en )
1927-08-16
Multiple die for postage meter machines
US2645426A
(en )
1953-07-14
Predetermined counter value setting device
GB566942A
(https= )
US2288221A
(en )
1942-06-30
Register device
GB575324A
(https= )
US1911520A
(en )
1933-05-30
marbach
US2723081A
(en )
1955-11-08
Overrun control for rotary-counter
GB150970A
(https= )
US1400105A
(en )
1921-12-13
Calculating-machine
GB607674A
(https= )
GB776014A
(en )
1957-05-29
Improvements in or relating to counting-apparatus
GB191017958A
(en )
1911-03-02
A Calculating Machine, especially intended for Effecting Multiplication.
GB190409768A
(en )
1904-11-24
Improvements in and relating to Cork Extractors.
US1563763A
(en )
1925-12-01
luttropp
US2564254A
(en )
1951-08-14
Independent actuator tens
GB190525478A
(en )
1906-05-10
Improvements in Counting or Totalising Apparatus.
GB190415218A
(en )
1904-10-20
Improvements in and relating to Cash Indicators and Registers.
GB123725A
(en )
1920-05-03
Improvements in Cloth Measuring and Value Computing Machines.
GB266954A
(https= )
GB454419A
(https= )