GB552166A
(enExample )
GB424132A
(en )
1935-02-15
Improvements in or relating to calculating machines, accounting machines and similar machines
GB537299A
(en )
1941-06-17
Improvements in or relating to printing mechanism
US2730039A
(en )
1956-01-10
werner
GB425690A
(en )
1935-03-20
Improvements in or relating to calculating and the like machines
GB749504A
(enExample )
GB191120333A
(en )
1912-09-12
Improvements in and relating to Printing Mechanism for Cash Registers and the like.
GB191415924A
(en )
1914-08-17
Improvements in Printing Mechanism for Calculating Machines.
GB190628992A
(en )
1907-05-23
Improvements in Cash Registers.
GB539453A
(enExample )
GB1153808A
(en )
1969-05-29
Improvements in or relating to Printers
GB190303259A
(en )
1903-08-06
Improvements in Adding and Recording Machines.
GB631379A
(enExample )
GB417254A
(enExample )
GB237602A
(enExample )
GB191413269A
(en )
1915-05-31
Improvements in Cash Registers or Accounting Machines.
GB1007425A
(en )
1965-10-13
Calculating machine
GB490524A
(enExample )
GB739148A
(enExample )
GB136550A
(en )
Improvements in Type-writing Machines.
GB191304435A
(en )
1914-02-23
Improvements in Cash Register.
GB541523A
(enExample )
GB749125A
(enExample )
GB190007172A
(en )
1900-08-11
Improvements in Computing or Calculating and Recording Machines.
GB276357A
(enExample )