US3430226A
(en )
1969-02-25
Calculators
GB660642A
(enExample )
GB976135A
(en )
1964-11-25
Improvements in or relating to rotary offset printing machines
US2593666A
(en )
1952-04-22
Key lock means for cash reg
GB310053A
(enExample )
GB681036A
(enExample )
GB442856A
(enExample )
GB191126171A
(en )
1912-11-21
Improvements in and relating to Cash Registers.
GB191109301A
(en )
1912-04-11
Improvements in Cash Registers and the like.
GB846089A
(en )
1960-08-24
Improvements in or relating to cash registers and other adding machines
GB699914A
(en )
1953-11-18
Improvements in or relating to calculating machines
GB190510163A
(en )
1905-07-06
Improvements in or relating to Cash Registers.
GB273721A
(enExample )
GB166486A
(enExample )
GB191116725A
(en )
1912-07-18
Improvements in or relating to Cash Register Machines.
GB191120332A
(en )
1912-09-12
Improvements in and relating to Cash Registers.
GB1225173A
(enExample )
1971-03-17
GB783849A
(enExample )
GB693679A
(en )
1953-07-01
Calculating machines
GB191346A
(en )
1923-01-04
Improvements in and relating to keyboard and differential mechanism for cash registers and like machines
GB709188A
(enExample )
GB191109300A
(en )
1912-04-11
Improvements in Cash Registers and the like.
GB190412457A
(en )
1904-12-15
Improvements in and relating to Cash Registers.
GB612392A
(en )
1948-11-11
Improvements in or relating to accounting machines and similar calculating machines
GB371462A
(en )
1932-04-21
Improvements in or relating to totalizer control mechanism for cash registers of the key set and key operated type