File:Patent-GB-318982.pdf
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Dettagli
| Inventor |
Arthur O. Dahlberg |
|---|---|
| Assignee |
Arthur O. Dahlberg |
| Country |
GB |
| Application N° |
34430/28 |
| Application Date |
1928-11-22 |
| Patent N° |
318982 |
| Brevettato |
1930-01-23 |
| Priorità |
1928-09-14 |
| Brand | |
| Title |
Improvements in or relating to fountain pens |
| Description |
Riferimenti esterni
Informazioni
Brevetto per il caricamento Vacumatic. Priorità dalla richiesta americana da cui è derivato. Stampigliato (vedi [1]) sul corpo delle Vacumatic canadesi (come questa).
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 01:54, 1 August 2012 |  | 1,295 × 1,752, 8 pages (707 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Arthur O. Dahlberg |Assignee=Arthur O. Dahlberg |Country=GB |ApplicationNum=34430/28 |ApplicationDate=1928-11-22 |PatentNum=318982 |PatentDate=1930-01-23 |PriorityDate=1928-09-14 |Titolo=Fountain pen |Marca=Parker |Descrizione=Pr... |
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