Patent:GB190309725
Patent: | GB 190309725 |
Titel: | Improvements in and relating to Typewriters, Calculating Machines, Recording Instruments, and the like |
Datum: | 29.04.1904 |
Ort: | |
Land: | Großbritannien |
Person: | Donlevy, John Patrick Leo |
Firma: | |
Links im Rechnerlexikon: | |
Schlagworte: | |
Link zum Patentamt: (ohne Garantie) | ![]() |
- DATUM: 29.04.1904
- TITEL: Improvements in and relating to Typewriters, Calculating Machines, Recording Instruments, and the like.
- PERSON: DONLEVY JOHN PATRICK LEO GB