GB440352A
(enrdf_load_stackoverflow )
US3415349A
(en )
1968-12-10
Multicolor printing device for business machines and equipment
US1987015A
(en )
1935-01-08
Overdraft control of ribbon mechanism
US2208050A
(en )
1940-07-16
Cash register
US2665063A
(en )
1954-01-05
Symbol-printing mechanism
GB501405A
(enrdf_load_stackoverflow )
US1747680A
(en )
1930-02-18
Combined typewriting and computing machine
GB481900A
(enrdf_load_stackoverflow )
US1584744A
(en )
1926-05-18
Typewriting machine
GB541523A
(enrdf_load_stackoverflow )
US1858027A
(en )
1932-05-10
Combined typewriting
US1609137A
(en )
1926-11-30
Typewriting machine
GB208705A
(enrdf_load_stackoverflow )
GB384790A
(enrdf_load_stackoverflow )
GB473791A
(enrdf_load_stackoverflow )
GB456157A
(en )
1936-11-04
Improvements in and relating to computing and printing machines having bichrome ribbons
US1256309A
(en )
1918-02-12
Combined type-writing and computing machine.
GB490524A
(enrdf_load_stackoverflow )
GB189808678A
(en )
1898-10-08
Improvements in Cash Registers.
GB190009811A
(en )
1900-07-14
Improvements in or relating to Combined Typewriting and Computing Machines.
GB509042A
(enrdf_load_stackoverflow )
GB362527A
(enrdf_load_stackoverflow )
GB407738A
(en )
1934-03-29
Improvements in or relating to calculating machines, accounting machines and similar machines
GB730839A
(en )
1955-06-01
Cash registers and similar accounting machines
GB344084A
(enrdf_load_stackoverflow )