GB540315A
(enrdf_load_stackoverflow )
US2226960A
(en )
1940-12-31
Accounting machine
US2805822A
(en )
1957-09-10
Totalizer controlling mechanism for accounting machines
GB768516A
(enrdf_load_stackoverflow )
GB545785A
(enrdf_load_stackoverflow )
US2365874A
(en )
1944-12-26
Computing machine
GB549960A
(enrdf_load_stackoverflow )
GB200062A
(enrdf_load_stackoverflow )
GB643189A
(enrdf_load_stackoverflow )
GB852822A
(enrdf_load_stackoverflow )
GB522721A
(en )
1940-06-25
Improvements relating to calculating machines
GB499027A
(enrdf_load_stackoverflow )
GB292619A
(enrdf_load_stackoverflow )
GB205436A
(enrdf_load_stackoverflow )
GB548465A
(enrdf_load_stackoverflow )
GB509441A
(enrdf_load_stackoverflow )
GB273691A
(enrdf_load_stackoverflow )
GB607744A
(enrdf_load_stackoverflow )
GB351007A
(enrdf_load_stackoverflow )
GB617346A
(enrdf_load_stackoverflow )
GB191006399A
(en )
1911-03-14
Improvements in and relating to Cash Registers and the like.
GB228184A
(enrdf_load_stackoverflow )
GB471364A
(enrdf_load_stackoverflow )
GB362857A
(enrdf_load_stackoverflow )
GB693659A
(enrdf_load_stackoverflow )