US1854875A
(en )
1932-04-19
M white
GB438369A
(enrdf_load_html_response )
US1987015A
(en )
1935-01-08
Overdraft control of ribbon mechanism
US3086701A
(en )
1963-04-23
Capellaro
US2079355A
(en )
1937-05-04
Automatic overdraft device for
US2675175A
(en )
1954-04-13
Indian currency adding machine
US2457050A
(en )
1948-12-21
Printing mechanism fob adding
US2994474A
(en )
1961-08-01
fleming
GB1122887A
(en )
1968-08-07
A data entry machine
US1755499A
(en )
1930-04-22
Cash register
GB417991A
(enrdf_load_html_response )
1900-01-01
GB434369A
(enrdf_load_html_response )
GB748756A
(enrdf_load_html_response )
1900-01-01
US3050245A
(en )
1962-08-21
Totalizer engaging controls
GB772423A
(enrdf_load_html_response )
GB483093A
(enrdf_load_html_response )
GB420807A
(enrdf_load_html_response )
1900-01-01
GB749504A
(enrdf_load_html_response )
GB703886A
(enrdf_load_html_response )
1900-01-01
GB516693A
(enrdf_load_html_response )
GB737050A
(en )
1955-09-21
Computing machine
GB496720A
(enrdf_load_html_response )
GB608694A
(enrdf_load_html_response )
GB605926A
(enrdf_load_html_response )
1900-01-01
GB144685A
(en )
1921-04-07
Improvements in printing mechanism for calculating machines