US2741426A
(en )
1956-04-10
golemon
GB567290A
(enrdf_load_stackoverflow )
US2087182A
(en )
1937-07-13
Listing adding machine
US2834289A
(en )
1958-05-13
Zero printing device
US2139718A
(en )
1938-12-13
Cash register
US2261341A
(en )
1941-11-04
Adding and listing machine
US1330893A
(en )
1920-02-17
Computing-machine
US1192721A
(en )
1916-07-25
Adding and listing machine.
US2832544A
(en )
1958-04-29
chall
US2994474A
(en )
1961-08-01
fleming
US3537641A
(en )
1970-11-03
Totalizer control mechanism
GB293080A
(enrdf_load_stackoverflow )
GB348105A
(enrdf_load_stackoverflow )
GB531081A
(enrdf_load_stackoverflow )
GB438369A
(enrdf_load_stackoverflow )
GB414507A
(enrdf_load_stackoverflow )
GB506500A
(enrdf_load_stackoverflow )
GB635580A
(enrdf_load_stackoverflow )
GB295632A
(enrdf_load_stackoverflow )
GB297717A
(enrdf_load_stackoverflow )
GB703886A
(enrdf_load_stackoverflow )
1900-01-01
GB550874A
(en )
1943-01-28
Improvements in or relating to statistical machines
GB772423A
(enrdf_load_stackoverflow )
GB173219A
(enrdf_load_stackoverflow )
GB217523A
(en )
1924-06-10
Improvements in total-printing mechanism for use in recordcard-controlled statistical machines