GB455290A
(enrdf_load_stackoverflow )
GB407380A
(enrdf_load_stackoverflow )
1900-01-01
US2261341A
(en )
1941-11-04
Adding and listing machine
US2433679A
(en )
1947-12-30
Indian currency computing and recording calculator
US2248202A
(en )
1941-07-08
Combined typewriting and computing
US1794464A
(en )
1931-03-03
Combined typewriting anb computing machine
US2805822A
(en )
1957-09-10
Totalizer controlling mechanism for accounting machines
US2263033A
(en )
1941-11-18
Calculating machine
US3144822A
(en )
1964-08-18
Symbol printing control for accounting machines
GB648389A
(enrdf_load_stackoverflow )
GB416498A
(enrdf_load_stackoverflow )
GB420807A
(enrdf_load_stackoverflow )
1900-01-01
GB768516A
(enrdf_load_stackoverflow )
GB285500A
(en )
1929-05-21
Improvements in or relating to cash registers
GB497640A
(enrdf_load_stackoverflow )
GB747470A
(en )
1956-04-04
Cash registers
GB540312A
(enrdf_load_stackoverflow )
GB483113A
(enrdf_load_stackoverflow )
GB285885A
(enrdf_load_stackoverflow )
GB452414A
(enrdf_load_stackoverflow )
GB668507A
(enrdf_load_stackoverflow )
GB215746A
(en )
1925-08-04
Improvements in cash registers and like machines
GB427722A
(enrdf_load_stackoverflow )
GB477035A
(enrdf_load_stackoverflow )
GB483093A
(enrdf_load_stackoverflow )