US3204746A
(en )
1965-09-07
Typewriter with error-correction features
US2935935A
(en )
1960-05-10
Printing mechanism
GB749125A
(enrdf_load_stackoverflow )
US2117451A
(en )
1938-05-17
robertson
US2798429A
(en )
1957-07-09
Re-inking mechanism for cash registers
US2841265A
(en )
1958-07-01
Dual strip feeding mechanism for calculating machines
US2248188A
(en )
1941-07-08
Manifolding device
US2730039A
(en )
1956-01-10
werner
US1925344A
(en )
1933-09-05
Combined type writing
US2338489A
(en )
1944-01-04
Typing machine for preparing matter for printing
US2678601A
(en )
1954-05-18
Aurbach
US1068325A
(en )
1913-07-22
Type-writing machine.
US2661061A
(en )
1953-12-01
Web feeding mechanism for cash registers and the like
GB730839A
(en )
1955-06-01
Cash registers and similar accounting machines
GB746945A
(enrdf_load_stackoverflow )
US1858027A
(en )
1932-05-10
Combined typewriting
US773055A
(en )
1904-10-25
Printing mechanism for cash-registers.
US2313418A
(en )
1943-03-09
Special character and amount printing mechanism
GB807509A
(enrdf_load_stackoverflow )
GB527760A
(enrdf_load_stackoverflow )
1900-01-01
GB308694A
(enrdf_load_stackoverflow )
GB232250A
(enrdf_load_stackoverflow )
GB194635A
(enrdf_load_stackoverflow )
GB191118956A
(en )
1912-03-28
Improvements in and relating to Cash Registers.
GB388775A
(enrdf_load_stackoverflow )