GB666276A
(enrdf_load_stackoverflow )
US2986993A
(en )
1961-06-06
H gang
US2710139A
(en )
1955-06-07
Swanson
US2666573A
(en )
1954-01-19
Differential latch mechanism
US1294704A
(en )
1919-02-18
Elimination and special-signal mechanism.
US2261341A
(en )
1941-11-04
Adding and listing machine
GB650357A
(en )
1951-02-21
Differential setting mechanism for cash registers or similar accounting machines
US3130904A
(en )
1964-04-28
- calculating machine with storing mechanism
US3018044A
(en )
1962-01-23
anderson
US3441211A
(en )
1969-04-29
Transfer restoring means
US2805822A
(en )
1957-09-10
Totalizer controlling mechanism for accounting machines
GB749504A
(enrdf_load_stackoverflow )
GB703886A
(enrdf_load_stackoverflow )
1900-01-01
US2995299A
(en )
1961-08-08
Gang ettal
US3003686A
(en )
1961-10-10
Clear sign printing means for an accounting machine having true negative totalization
US2858977A
(en )
1958-11-04
Nines complement true negative total register with clear symbol printing
US2832540A
(en )
1958-04-29
dustin etal
GB693659A
(enrdf_load_stackoverflow )
GB293080A
(enrdf_load_stackoverflow )
GB671615A
(en )
1952-05-07
Improvements in or relating to accumulators for accounting machines
GB753841A
(enrdf_load_stackoverflow )
GB191508122A
(en )
1916-06-01
Improvements in and relating to Differential Actuating, Totalizer Engaging and Transfer, or Carrying Over Mechanism for Cash Registers and the like.
GB849752A
(en )
1960-09-28
Improvements in or relating to 10-key calculating machines
GB191309102A
(en )
1914-05-18
Improvements in or relating to Adding, Listing and like Machines.
GB605591A
(enrdf_load_stackoverflow )