File:Patent-US-2016106.pdf
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Dettagli
Inventor |
Arthur O. Dahlberg |
---|---|
Assignee |
Arthur O. Dahlberg |
Country |
US |
Application N° |
622409 |
Application Date |
1932-07-14 |
Patent N° |
2016106 |
Brevettato |
1935-10-01 |
Priorità |
1932-07-14 |
Brand | |
Title |
Fountain pen |
Description |
Pennino intercambiabile |
Riferimenti esterni
Informazioni
Brevetto per un montaggio del gruppo pennino per facilitare smontaggio e sostituzione dello stesso.
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current | 19:13, 26 June 2012 | ![]() | 1,159 × 1,704, 5 pages (257 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Arthur O. Dahlberg |Assignee=Arthur O. Dahlberg |Country=US |ApplicationNum=622409 |ApplicationDate=1932-07-14 |PatentNum=2016106 |PatentDate=1935-10-01 |PriorityDate=1932-07-14 |Titolo=Fountain pen |Marca=Parker |Descrizione=Mon... |
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