US2260970A
(en )
1941-10-28
Impression mechanism
GB481900A
(enrdf_load_stackoverflow )
GB402133A
(en )
1933-11-27
Improvements in or relating to record-controlled statistical machines
US1960560A
(en )
1934-05-29
Printing apparatus
US1874700A
(en )
1932-08-30
Calculating machine
US2080519A
(en )
1937-05-18
Cash register
US2121967A
(en )
1938-06-28
Cash register
GB442771A
(en )
1936-02-12
Improvements in or relating to cash registers and similar accounting machines
US1998715A
(en )
1935-04-23
Check writer
US1934003A
(en )
1933-11-07
Check printing mechanism foe cash
US1871846A
(en )
1932-08-16
Assig-ntoe
US1925344A
(en )
1933-09-05
Combined type writing
US2433679A
(en )
1947-12-30
Indian currency computing and recording calculator
US1858027A
(en )
1932-05-10
Combined typewriting
US1819068A
(en )
1931-08-18
Overdraft and signal printing mechanism for calculating machines
GB528737A
(enrdf_load_stackoverflow )
GB465799A
(enrdf_load_stackoverflow )
US2000101A
(en )
1935-05-07
Cash register
GB441340A
(enrdf_load_stackoverflow )
GB223939A
(enrdf_load_stackoverflow )
GB317490A
(en )
1930-11-17
Improvements in or relating to record-controlled statistical machines
US3601044A
(en )
1971-08-24
Printer mechanism
GB189808678A
(en )
1898-10-08
Improvements in Cash Registers.
GB193455A
(enrdf_load_stackoverflow )
GB555659A
(en )
1943-09-01
Improvements in or relating to calculating or like machines