GB263237A
(enrdf_load_stackoverflow )
US2986993A
(en )
1961-06-06
H gang
US2141333A
(en )
1938-12-27
Cash register
US3241756A
(en )
1966-03-22
Printing mechanism for calculating machines
GB660632A
(en )
1951-11-07
Cash registers and similar accounting machines
US2259581A
(en )
1941-10-21
Cash register
GB498753A
(en )
1939-01-09
Improvements in or relating to cash registers and similar accounting machines
US1829817A
(en )
1931-11-03
Cash register
US3570758A
(en )
1971-03-16
Value-entering mechanism
US1993626A
(en )
1935-03-05
Cash register
US3066866A
(en )
1962-12-04
Adding apparatus
US3061183A
(en )
1962-10-30
Special counter mechanism for cash registers
US3017078A
(en )
1962-01-16
Selective drawer control mechanism for cash registers and accounting machines
US2063740A
(en )
1936-12-08
Calculating machine
US1923685A
(en )
1933-08-22
Checkwriter
GB1172439A
(en )
1969-11-26
Accounting Machines
US2074026A
(en )
1937-03-16
Calculating machine
US1302509A
(en )
1919-05-06
Cash-register.
US3561674A
(en )
1971-02-09
Totalizer shifting mechanism
US1561870A
(en )
1925-11-17
Word-counting attachment for typewriters
GB537502A
(enrdf_load_stackoverflow )
GB191116724A
(en )
1912-07-18
Improvements in or relating to Cash Register Machines.
GB191506219A
(en )
1915-05-28
Improvements in Totalizers more particularly adapted for use in Keyboard Ticket Issuing Machines and in Differential Actuating and Zeroizing Mechanism therefor.
US384490A
(en )
1888-06-12
wythe
GB783849A
(enrdf_load_stackoverflow )