GB268377A
(enExample )
US2139718A
(en )
1938-12-13
Cash register
US1556184A
(en )
1925-10-06
Simple repeater mechanism for clocks and watches
GB650357A
(en )
1951-02-21
Differential setting mechanism for cash registers or similar accounting machines
US1833467A
(en )
1931-11-24
Calgujlatihg mageiitb
US1915296A
(en )
1933-06-27
crosman
US1781179A
(en )
1930-11-11
hortok
US3007633A
(en )
1961-11-07
Total taking mechanism for crawl-carry accumulators
US570196A
(en )
1896-10-27
Fayette barnard
GB1088709A
(en )
1967-10-25
Margin setting device for a typewriter
GB618357A
(en )
1949-02-21
Improvements in or relating to cash registers and like machines
US2698138A
(en )
1954-12-28
Special counter mechanism
US2994474A
(en )
1961-08-01
fleming
GB353433A
(enExample )
GB727100A
(enExample )
GB267630A
(enExample )
GB191416001A
(en )
1914-08-17
Improvements in Calculating Machines.
GB190906428A
(en )
1910-03-17
Improvements in Cash Registers or Accounting Machines.
GB144367A
(enExample )
GB509042A
(enExample )
GB829800A
(enExample )
GB483093A
(enExample )
GB217523A
(en )
1924-06-10
Improvements in total-printing mechanism for use in recordcard-controlled statistical machines
GB334727A
(enExample )
GB773246A
(enExample )