GB340256A
(enrdf_load_stackoverflow )
US2349660A
(en )
1944-05-23
Cash register
US1875913A
(en )
1932-09-06
Carriage control of ribbon shift mechanism
US2894615A
(en )
1959-07-14
Carriage movement controls for accounting machines
GB190724378A
(en )
1908-11-04
Improvements in and relating to Adding Machines
US1747680A
(en )
1930-02-18
Combined typewriting and computing machine
US1505250A
(en )
1924-08-19
Combined typewriting and computing machine
GB420807A
(enrdf_load_stackoverflow )
1900-01-01
GB497640A
(enrdf_load_stackoverflow )
GB348105A
(enrdf_load_stackoverflow )
GB285885A
(enrdf_load_stackoverflow )
GB215746A
(en )
1925-08-04
Improvements in cash registers and like machines
US1790472A
(en )
1931-01-27
Computing machine
GB523064A
(enrdf_load_stackoverflow )
GB438369A
(enrdf_load_stackoverflow )
GB490524A
(enrdf_load_stackoverflow )
GB265122A
(enrdf_load_stackoverflow )
GB499027A
(enrdf_load_stackoverflow )
GB124694A
(enrdf_load_stackoverflow )
GB631379A
(enrdf_load_stackoverflow )
GB409101A
(enrdf_load_stackoverflow )
GB530120A
(enrdf_load_stackoverflow )
GB442771A
(en )
1936-02-12
Improvements in or relating to cash registers and similar accounting machines
GB205870A
(en )
1923-10-24
Improvements in or relating to calculating machines
GB457273A
(enrdf_load_stackoverflow )