Patent:IT367292
Patent: | IT 367292 |
Titel: | Apparecchio calcolatore |
Datum: | 20.01.1939 |
Ort: | Roma, Italien |
Land: | Italien |
Person: | Ramazzotti, Romeo |
Firma: | |
Links im Rechnerlexikon: | |
Schlagworte: | |
Link zum Patentamt: (ohne Garantie) | IT367292 |
Filling date: 6/06/1938
Issue date: 20/1/1939
This device was shown at Fiera Campionaria di Padova (5/5/1937)
Reference: Bollettino dei Brevetti (part I, section X), 1939