GB336595A
(enExample )
US2584864A
(en )
1952-02-05
Accounting machine
GB1304359A
(enExample )
1973-01-24
US3279694A
(en )
1966-10-18
Jr., etal
totalizer selecting control
GB422452A
(enExample )
GB905388A
(en )
1962-09-05
Accounting machines
GB805532A
(en )
1958-12-10
Improvements in or relating to meters
GB643189A
(enExample )
GB481127A
(enExample )
GB191350A
(enExample )
GB503626A
(enExample )
GB218689A
(enExample )
GB625311A
(enExample )
1900-01-01
GB1230961A
(enExample )
1971-05-05
GB407054A
(enExample )
GB190413282A
(en )
1904-08-18
Improvements in Cash Registers.
GB1356964A
(en )
1974-06-19
Calculating machine keyboards
GB191109167A
(en )
1911-08-09
Improvements in or relating to the Key Board or Setting Mechanism of Cash Registers and the like.
GB612392A
(en )
1948-11-11
Improvements in or relating to accounting machines and similar calculating machines
GB444588A
(en )
1936-03-23
Improvements in or relating to setting control mechanism for calculating machines and cash registers
GB680288A
(enExample )
GB238901A
(enExample )
GB224535A
(enExample )
GB296002A
(enExample )
GB248002A
(enExample )