GB370633A
(enExample )
US2100804A
(en )
1937-11-30
Drive for calculating machines
US3003688A
(en )
1961-10-10
Menge
GB231515A
(enExample )
GB178417A
(enExample )
GB939893A
(enExample )
GB339420A
(enExample )
GB442856A
(enExample )
GB190928064A
(en )
1910-12-01
Improvements in and relating to Cash Registers.
GB218689A
(enExample )
GB322544A
(enExample )
GB191120596A
(en )
1912-09-05
Improvements in Printing Mechanism for Adding Machines.
GB612392A
(en )
1948-11-11
Improvements in or relating to accounting machines and similar calculating machines
GB453495A
(enExample )
GB452414A
(enExample )
GB191006399A
(en )
1911-03-14
Improvements in and relating to Cash Registers and the like.
GB144361A
(en )
1920-06-07
Improvements in cash registers
GB190412457A
(en )
1904-12-15
Improvements in and relating to Cash Registers.
GB250612A
(enExample )
GB459688A
(enExample )
GB458413A
(enExample )
GB279423A
(enExample )
GB275968A
(enExample )
GB218688A
(en )
1925-03-17
Improvements relating to cash drawer and alarm mechanism for cash registers
GB447485A
(enExample )