GB261916A
(enrdf_load_stackoverflow )
GB943821A
(en )
1963-12-04
A cash register or similar accounting machine
GB660263A
(en )
1951-11-07
Improvements in or relating to power mechanism for typewriters and like machines
GB688289A
(en )
1953-03-04
Power operated typewriter
US2284803A
(en )
1942-06-02
Listing adding machine
US2728437A
(en )
1955-12-27
Back spacing mechanism for typewriters or like machines
US2261341A
(en )
1941-11-04
Adding and listing machine
US2858925A
(en )
1958-11-04
Keyboard touch device
US1846339A
(en )
1932-02-23
Typewriting machine
GB459812A
(enrdf_load_stackoverflow )
US1712514A
(en )
1929-05-14
Typewriting machine
GB581590A
(en )
1946-10-17
Improvements in typewriters and like machines
US1946602A
(en )
1934-02-13
Cash register
US2476917A
(en )
1949-07-19
Forward and reverse line spacing device for typewriters
GB571740A
(en )
1945-09-06
Typewriting machines
GB242307A
(enrdf_load_stackoverflow )
GB173195A
(enrdf_load_stackoverflow )
GB367973A
(enrdf_load_stackoverflow )
GB545438A
(enrdf_load_stackoverflow )
GB439838A
(enrdf_load_stackoverflow )
GB373157A
(enrdf_load_stackoverflow )
GB294468A
(enrdf_load_stackoverflow )
GB540315A
(enrdf_load_stackoverflow )
GB190928898A
(en )
1910-03-29
Improvements in and relating to Printing Devices suitable for Mechanical Calculators.
GB536405A
(enrdf_load_stackoverflow )