GB574405A
(en )
1946-01-03
Improvements in or relating to adding and subtracting machines
GB371874A
(enrdf_load_stackoverflow )
GB498753A
(en )
1939-01-09
Improvements in or relating to cash registers and similar accounting machines
US1750565A
(en )
1930-03-11
Zero key mechanism for key set registers
US2063740A
(en )
1936-12-08
Calculating machine
US2052044A
(en )
1936-08-25
Totalizer and keyboard capacity
US1440145A
(en )
1922-12-26
Calculating machine
US3017078A
(en )
1962-01-16
Selective drawer control mechanism for cash registers and accounting machines
GB191505953A
(en )
1916-01-20
Improvements in or relating to Calculating Machines.
GB396702A
(enrdf_load_stackoverflow )
GB497462A
(enrdf_load_stackoverflow )
US1151747A
(en )
1915-08-31
Check-printer attachment for cash-registers.
GB193844A
(enrdf_load_stackoverflow )
GB925622A
(enrdf_load_stackoverflow )
GB269928A
(enrdf_load_stackoverflow )
GB302596A
(enrdf_load_stackoverflow )
GB672804A
(enrdf_load_stackoverflow )
GB450591A
(enrdf_load_stackoverflow )
GB749134A
(enrdf_load_stackoverflow )
GB514780A
(en )
1939-11-17
Improvements in or relating to calculating machines
JPS6111832Y2
(enrdf_load_stackoverflow )
1986-04-14
GB268384A
(enrdf_load_stackoverflow )
GB511437A
(enrdf_load_stackoverflow )
GB668841A
(en )
1952-03-26
Improvements in indicator devices for cash registers and like accounting machines
GB345967A
(enrdf_load_stackoverflow )