US1878125A
(en )
1932-09-20
Accounting machine
GB380551A
(enrdf_load_stackoverflow )
GB676195A
(en )
1952-07-23
Improvements in and relating to typing and justifying machines
US2183920A
(en )
1939-12-19
Combined typewriting and account
US2167812A
(en )
1939-08-01
Escapement device for typewriting machines
US2383260A
(en )
1945-08-21
Typewriting machine
US2178037A
(en )
1939-10-31
Mechanism for the advancement of the carriage of typewriters and the like
GB567654A
(en )
1945-02-26
Improvements in and relating to typewriting machines
US1630814A
(en )
1927-05-31
Cash register
US1945027A
(en )
1934-01-30
Listing calculator
US407185A
(en )
1889-07-16
Type-writing machine
US1824248A
(en )
1931-09-22
Cash register
US3016188A
(en )
1962-01-09
Multiplier printing mechanism
US1854748A
(en )
1932-04-19
Paper carriage escapement disabling mechanism
US1797487A
(en )
1931-03-24
Assighob
US1711452A
(en )
1929-04-30
Cash register
US1333356A
(en )
1920-03-09
Typewriting-machine
US2193511A
(en )
1940-03-12
Typewriter
US2689032A
(en )
1954-09-14
Key operated mechanism for type writing or like machines
US853297A
(en )
1907-05-14
Type-writing attachment for adding-machines.
GB748756A
(enrdf_load_stackoverflow )
1900-01-01
GB629707A
(en )
1949-09-27
Improvements in or relating to accounting and similar calculating machines
GB461423A
(enrdf_load_stackoverflow )
GB239278A
(en )
1925-09-04
Improvements in and relating to indicating mechanism for cash registers
GB681924A
(enrdf_load_stackoverflow )