GB526703A
(enExample )
US1132711A
(en )
1915-03-23
Registering mechanism.
GB464422A
(enExample )
US1832791A
(en )
1931-11-17
Calculating machine
GB434369A
(enExample )
SU528891A3
(ru )
1976-09-15
Счетное наборное устройство
GB550496A
(enExample )
US864511A
(en )
1907-08-27
Cash-register.
US1761719A
(en )
1930-06-03
Cash register
GB231163A
(enExample )
GB191509738A
(en )
1916-07-03
Improvements in Calculating Apparatus.
GB447912A
(enExample )
GB734159A
(enExample )
GB431623A
(enExample )
GB612392A
(en )
1948-11-11
Improvements in or relating to accounting machines and similar calculating machines
GB191030391A
(en )
1911-12-14
Improvements in Calculating Machines.
GB144361A
(en )
1920-06-07
Improvements in cash registers
GB190513149A
(en )
1906-03-01
Improvements in Computing Machines and in Means for Operating the same from Typewriters
GB395981A
(enExample )
GB536405A
(enExample )
GB647520A
(enExample )
GB736097A
(enExample )
GB420431A
(enExample )
GB191128648A
(en )
Subtracting Apparatus for Cash Registers and like Machines.
GB191116725A
(en )
1912-07-18
Improvements in or relating to Cash Register Machines.