Patent:GB698748
Patent: | GB 698748 |
Titel: | Improvements in or relating to checking devices for calculating apparatus |
Datum: | 21.10.1953 |
Ort: | |
Land: | Großbritannien |
Person: | Theodorus Reumerman und Willem Hendrik Theodorus Helmi |
Firma: | |
Links im Rechnerlexikon: | |
Schlagworte: | |
Link zum Patentamt: (ohne Garantie) | GB698748 |
- DATUM: 21.10.1953
- TITEL: Improvements in or relating to checking devices for calculating apparatus
- PERSON: THEODORUS REUMERMAN
- Patent Family: ( Patent:BE501525, Patent:BE501548, Patent:BE503085, Patent:CH309840, Patent:CH312535, Patent:DE746448, Patent:DE749139, Patent:DE911270, Patent:DE929880, Patent:DE935095, Patent:FR61386E, Patent:FR61756E, Patent:FR61759E, Patent:FR1041616, Patent:GB693250, Patent:GB693723, Patent:GB698466, Patent:GB698748, Patent:GB702934, Patent:IT391844, Patent:NL75222C, Patent:NL76684C, Patent:NL80207C, Patent:NL102040C, Patent:NL207573, Patent:NL271929, Patent:US2684199, Patent:US2684200, Patent:US2684201, Patent:US2722378 )