GB611091A
(enrdf_load_stackoverflow )
US1132711A
(en )
1915-03-23
Registering mechanism.
GB479234A
(enrdf_load_stackoverflow )
1900-01-01
GB612392A
(en )
1948-11-11
Improvements in or relating to accounting machines and similar calculating machines
US773059A
(en )
1904-10-25
Cash-register.
GB297717A
(enrdf_load_stackoverflow )
US2291949A
(en )
1942-08-04
Listing adding machine
GB207858A
(enrdf_load_stackoverflow )
US1274729A
(en )
1918-08-06
Total-proof device for adding mechanism.
US1020200A
(en )
1912-03-12
Calculating-machine.
US823767A
(en )
1906-06-19
Cash-register.
USRE17466E
(en )
1929-10-22
chase
GB491465A
(enrdf_load_stackoverflow )
US2946506A
(en )
1960-07-26
malavazos
GB838815A
(enrdf_load_stackoverflow )
GB822428A
(enrdf_load_stackoverflow )
GB743554A
(enrdf_load_stackoverflow )
GB431623A
(enrdf_load_stackoverflow )
GB434369A
(enrdf_load_stackoverflow )
GB438369A
(enrdf_load_stackoverflow )
GB783849A
(enrdf_load_stackoverflow )
GB190715268A
(en )
1908-07-02
Improvements in Cash Registers
GB191226890A
(en )
1913-11-06
Improvements in Adding Machines.
GB474543A
(enrdf_load_stackoverflow )
GB772423A
(enrdf_load_stackoverflow )