GB614382A
(https= )
GB631443A
(en )
1949-11-02
Improvements in or relating to accounting machines and similar calculating machines
GB660638A
(en )
1951-11-07
Accounting machines and similar calculating machines
GB370633A
(https= )
GB612392A
(en )
1948-11-11
Improvements in or relating to accounting machines and similar calculating machines
GB681034A
(https= )
US1738422A
(en )
1929-12-03
Printing machine particularly for tickets, tickets of admission, receipts, and the like
US2644636A
(en )
1953-07-07
Control mechanism for accounting
GB768507A
(en )
1957-02-20
Accounting or similar calculating machine
GB453474A
(https= )
GB191014401A
(en )
1911-06-08
Improvements in Autographic Attachments for Cash Registers and Operating Mechanism therefor.
GB681036A
(https= )
GB546909A
(en )
1942-08-05
Improvements in or relating to apparatus for maintaining registration of record strips in a plurality of typewriters or like machines
GB693679A
(en )
1953-07-01
Calculating machines
GB224535A
(https= )
GB631441A
(https= )
GB474051A
(en )
1937-10-25
Improvements in or relating to cash registers and similar accounting machines
GB193861A
(https= )
GB1073852A
(https= )
GB427108A
(https= )
GB773188A
(https= )
GB194291A
(https= )
GB437912A
(https= )
GB706900A
(https= )
GB310053A
(https= )