GB508141A
(enrdf_load_stackoverflow )
US2330689A
(en )
1943-09-28
Register
US2261341A
(en )
1941-11-04
Adding and listing machine
GB516693A
(enrdf_load_stackoverflow )
GB496720A
(enrdf_load_stackoverflow )
GB650357A
(en )
1951-02-21
Differential setting mechanism for cash registers or similar accounting machines
GB749504A
(enrdf_load_stackoverflow )
GB420807A
(enrdf_load_stackoverflow )
1900-01-01
GB497640A
(enrdf_load_stackoverflow )
US3285511A
(en )
1966-11-15
Calculating machine
US3537641A
(en )
1970-11-03
Totalizer control mechanism
GB612392A
(en )
1948-11-11
Improvements in or relating to accounting machines and similar calculating machines
US1898996A
(en )
1933-02-28
chase
US2055623A
(en )
1936-09-29
Calculating machine
GB822428A
(enrdf_load_stackoverflow )
GB434369A
(enrdf_load_stackoverflow )
GB607744A
(enrdf_load_stackoverflow )
GB453280A
(enrdf_load_stackoverflow )
GB1132214A
(en )
1968-10-30
Improvements in or relating to cash registers and like adding machines
GB483113A
(enrdf_load_stackoverflow )
GB417991A
(enrdf_load_stackoverflow )
1900-01-01
GB416498A
(enrdf_load_stackoverflow )
GB605926A
(enrdf_load_stackoverflow )
1900-01-01
GB903879A
(enrdf_load_stackoverflow )
GB559880A
(en )
1944-03-09
Improvements in recording and computing machines