GB227861A
(https= )
US2141332A
(en )
1938-12-27
Cash register
GB410381A
(en )
1934-05-17
Improvements relating to power actuated tabulator mechanism for typewriting and like machines
US1794464A
(en )
1931-03-03
Combined typewriting anb computing machine
US1506055A
(en )
1924-08-26
Ticket-printing mechanism
US1553750A
(en )
1925-09-15
Typewriting machine
US4203681A
(en )
1980-05-20
Single element typewriter with error correction feature
US2027449A
(en )
1936-01-14
Calculating machine and cash
US1151747A
(en )
1915-08-31
Check-printer attachment for cash-registers.
US1747680A
(en )
1930-02-18
Combined typewriting and computing machine
GB344040A
(https= )
GB237351A
(en )
1925-07-27
Improvements in cash registers
US1836477A
(en )
1931-12-15
Cash register
US1906805A
(en )
1933-05-02
Sellschaft
US1839182A
(en )
1931-12-29
Assionob
GB612392A
(en )
1948-11-11
Improvements in or relating to accounting machines and similar calculating machines
US1593203A
(en )
1926-07-20
Cash register
US1952983A
(en )
1934-03-27
Typewriting machine
GB509042A
(https= )
GB192077A
(en )
1923-06-04
Improvements in ink ribbon mechanism for cash registers and the like
GB474051A
(en )
1937-10-25
Improvements in or relating to cash registers and similar accounting machines
GB420807A
(https= )
1900-01-01
GB442771A
(en )
1936-02-12
Improvements in or relating to cash registers and similar accounting machines
GB215746A
(en )
1925-08-04
Improvements in cash registers and like machines
GB819472A
(en )
1959-09-02
Improvements in or relating to cash registers and like adding machines