US1016276A
(en )
1912-02-06
Adding and listing machine.
GB286314A
(enrdf_load_stackoverflow )
GB498753A
(en )
1939-01-09
Improvements in or relating to cash registers and similar accounting machines
US2108896A
(en )
1938-02-22
Cash register
GB660632A
(en )
1951-11-07
Cash registers and similar accounting machines
US1913510A
(en )
1933-06-13
Calculating machine
US1655570A
(en )
1928-01-10
A cobpobation op
US3393867A
(en )
1968-07-23
Type of operation sequence mechanism for business machines
US1294704A
(en )
1919-02-18
Elimination and special-signal mechanism.
US1915624A
(en )
1933-06-27
shipley
US1524755A
(en )
1925-02-03
Cash register
GB650357A
(en )
1951-02-21
Differential setting mechanism for cash registers or similar accounting machines
US2027449A
(en )
1936-01-14
Calculating machine and cash
US3331556A
(en )
1967-07-18
Power driving device for a calculating machine
GB150735A
(enrdf_load_stackoverflow )
US1660373A
(en )
1928-02-28
Cash register
GB217523A
(en )
1924-06-10
Improvements in total-printing mechanism for use in recordcard-controlled statistical machines
GB190327803A
(en )
1904-09-22
Improvements in Cash Registers.
GB189719013A
(en )
1898-07-23
Improvements in or relating to Cash Registers or Indicators and Check Tills.
GB534146A
(enrdf_load_stackoverflow )
GB141012A
(en )
1921-03-03
Improvements in cash registers
GB190412544A
(en )
1904-08-25
Improvements relating to Cash Registers.
GB425542A
(enrdf_load_stackoverflow )
GB165846A
(en )
1921-07-11
Improvements in and relating to total taking machines for compiling statistics from perforated record cards
GB144685A
(en )
1921-04-07
Improvements in printing mechanism for calculating machines