US2741426A
(en )
1956-04-10
golemon
GB348105A
(enrdf_load_stackoverflow )
GB497833A
(enrdf_load_stackoverflow )
US1938907A
(en )
1933-12-12
Calculating machine
US2285311A
(en )
1942-06-02
Accounting machine
US3029014A
(en )
1962-04-10
Capellaro
US2261341A
(en )
1941-11-04
Adding and listing machine
US3086701A
(en )
1963-04-23
Capellaro
GB146285A
(en )
1921-12-28
Improvements in and relating to item printing arrangements for calculating machines
GB144365A
(enrdf_load_stackoverflow )
GB285885A
(enrdf_load_stackoverflow )
GB420807A
(enrdf_load_stackoverflow )
1900-01-01
GB438369A
(enrdf_load_stackoverflow )
GB340256A
(enrdf_load_stackoverflow )
GB215746A
(en )
1925-08-04
Improvements in cash registers and like machines
GB499027A
(enrdf_load_stackoverflow )
GB408795A
(en )
1934-04-19
Improvements in or relating to calculating and/or check writing machines
GB434369A
(enrdf_load_stackoverflow )
GB395688A
(enrdf_load_stackoverflow )
GB497640A
(enrdf_load_stackoverflow )
GB394999A
(enrdf_load_stackoverflow )
GB813083A
(en )
1959-05-06
Calculating machines or similar accounting machines
GB539306A
(enrdf_load_stackoverflow )
GB191403083A
(en )
1915-02-05
Improvements in Adding Machines.
GB427722A
(enrdf_load_stackoverflow )