GB424132A
(en )
1935-02-15
Improvements in or relating to calculating machines, accounting machines and similar machines
GB441340A
(enrdf_load_stackoverflow )
GB494583A
(en )
1938-10-26
Improvements in or relating to paper-feeding mechanism for calculating, accounting, and like machines
US1886626A
(en )
1932-11-08
black
US1823262A
(en )
1931-09-15
errera
US2080519A
(en )
1937-05-18
Cash register
US2121967A
(en )
1938-06-28
Cash register
GB360824A
(en )
1931-11-05
Improvements in printing mechanism for adding machines
GB420403A
(en )
1934-11-30
Improvements in record-card controlled printing-machines
US2730039A
(en )
1956-01-10
werner
US1389214A
(en )
1921-08-30
Check-writer
GB1195802A
(en )
1970-06-24
Printer
US3601044A
(en )
1971-08-24
Printer mechanism
US2775932A
(en )
1957-01-01
Record making apparatus
GB807509A
(enrdf_load_stackoverflow )
GB411716A
(en )
1934-06-14
Improvements in or relating to paper-feeding means for typewriting and like machines
US1925344A
(en )
1933-09-05
Combined type writing
GB431354A
(en )
1935-07-05
Improvements in or relating to calculating or the like machines
GB631379A
(enrdf_load_stackoverflow )
GB682295A
(enrdf_load_stackoverflow )
GB232250A
(enrdf_load_stackoverflow )
USRE23031E
(en )
1948-08-24
Calculating machine
GB442771A
(en )
1936-02-12
Improvements in or relating to cash registers and similar accounting machines
GB191404760A
(en )
1915-02-24
Improvements in Machines for Printing on Checks.
GB276357A
(enrdf_load_stackoverflow )