GB462686A
(enrdf_load_stackoverflow )
GB518617A
(enrdf_load_stackoverflow )
GB471765A
(enrdf_load_stackoverflow )
GB407380A
(enrdf_load_stackoverflow )
1900-01-01
US1294704A
(en )
1919-02-18
Elimination and special-signal mechanism.
US1682196A
(en )
1928-08-28
Cash register
GB465798A
(enrdf_load_stackoverflow )
GB506500A
(enrdf_load_stackoverflow )
GB643189A
(enrdf_load_stackoverflow )
GB408795A
(en )
1934-04-19
Improvements in or relating to calculating and/or check writing machines
GB509042A
(enrdf_load_stackoverflow )
GB238901A
(enrdf_load_stackoverflow )
GB425542A
(enrdf_load_stackoverflow )
GB268839A
(enrdf_load_stackoverflow )
GB465890A
(enrdf_load_stackoverflow )
GB612392A
(en )
1948-11-11
Improvements in or relating to accounting machines and similar calculating machines
GB484881A
(enrdf_load_stackoverflow )
GB475185A
(enrdf_load_stackoverflow )
GB501443A
(enrdf_load_stackoverflow )
GB407054A
(enrdf_load_stackoverflow )
GB228184A
(enrdf_load_stackoverflow )
GB628636A
(enrdf_load_stackoverflow )
GB273691A
(enrdf_load_stackoverflow )
GB709961A
(enrdf_load_stackoverflow )
GB348630A
(enrdf_load_stackoverflow )