GB471364A
(https= )
US1946572A
(en )
1934-02-13
Listing calculator
US3221863A
(en )
1965-12-07
Printing arrangement for business machine
GB650357A
(en )
1951-02-21
Differential setting mechanism for cash registers or similar accounting machines
US1630814A
(en )
1927-05-31
Cash register
US2105673A
(en )
1938-01-18
Cash register
GB434369A
(https= )
GB191006399A
(en )
1911-03-14
Improvements in and relating to Cash Registers and the like.
US2291949A
(en )
1942-08-04
Listing adding machine
US1994639A
(en )
1935-03-19
Column register for calculating
GB138077A
(https= )
US3682379A
(en )
1972-08-08
Tens transfer mechanism
GB540315A
(https= )
GB464746A
(https= )
GB191116725A
(en )
1912-07-18
Improvements in or relating to Cash Register Machines.
GB741039A
(en )
1955-11-23
Calculating machine
GB191109167A
(en )
1911-08-09
Improvements in or relating to the Key Board or Setting Mechanism of Cash Registers and the like.
GB431623A
(https= )
GB783849A
(https= )
GB420431A
(https= )
GB351698A
(https= )
GB221255A
(en )
1924-09-01
Improvements in and relating to the main operating mechanism of record controlled machines for compiling statistics
GB408795A
(en )
1934-04-19
Improvements in or relating to calculating and/or check writing machines
GB191019976A
(en )
1911-08-24
Improvements in Cash Registers and Autographic Devices therefor.
GB173194A
(https= )