GB606627A
(enrdf_load_stackoverflow )
US2307669A
(en )
1943-01-05
Listing machine
US2087182A
(en )
1937-07-13
Listing adding machine
US3086701A
(en )
1963-04-23
Capellaro
US2364769A
(en )
1944-12-12
Accounting machine
GB748756A
(enrdf_load_stackoverflow )
1900-01-01
US1630814A
(en )
1927-05-31
Cash register
US2592436A
(en )
1952-04-08
True negative total printing
US2071880A
(en )
1937-02-23
Printing adding machine
US3331556A
(en )
1967-07-18
Power driving device for a calculating machine
GB703886A
(enrdf_load_stackoverflow )
1900-01-01
GB749504A
(enrdf_load_stackoverflow )
US1133029A
(en )
1915-03-23
Computing and writing machine.
GB191309102A
(en )
1914-05-18
Improvements in or relating to Adding, Listing and like Machines.
GB606629A
(enrdf_load_stackoverflow )
GB190828253A
(en )
1909-12-28
Improvements in and relating to Mechanical Calculators.
GB721535A
(enrdf_load_stackoverflow )
GB954817A
(enrdf_load_stackoverflow )
GB737050A
(en )
1955-09-21
Computing machine
GB245186A
(enrdf_load_stackoverflow )
1900-01-01
GB191403083A
(en )
1915-02-05
Improvements in Adding Machines.
GB907591A
(enrdf_load_stackoverflow )
GB496720A
(enrdf_load_stackoverflow )
GB146893A
(enrdf_load_stackoverflow )
GB542354A
(enrdf_load_stackoverflow )