GB160374A
(enExample )
US2986993A
(en )
1961-06-06
H gang
GB612392A
(en )
1948-11-11
Improvements in or relating to accounting machines and similar calculating machines
GB473791A
(enExample )
GB749504A
(enExample )
GB191501533A
(en )
1915-06-10
Improvements in Non-print, Non-compute Mechanism for Typographical Computing Machines.
GB150735A
(enExample )
GB743554A
(enExample )
GB551311A
(enExample )
US754049A
(en )
1904-03-08
Cash-register.
GB741957A
(enExample )
GB420807A
(enExample )
1900-01-01
GB191120333A
(en )
1912-09-12
Improvements in and relating to Printing Mechanism for Cash Registers and the like.
GB190922862A
(en )
1909-12-10
Improvements in Apparatus for Adding or Calculating.
GB190524014A
(en )
1906-11-08
Improvements in Cash Registers
GB713873A
(enExample )
GB925622A
(enExample )
GB672804A
(enExample )
GB668507A
(enExample )
GB310053A
(enExample )
GB671615A
(en )
1952-05-07
Improvements in or relating to accumulators for accounting machines
GB652285A
(enExample )
GB190722377A
(en )
1908-08-20
Improvements in and relating to Cash-registers.
GB175581A
(en )
1922-02-13
Improvements in or relating to calculating machines and printing mechanism therefor
GB265122A
(enExample )