File:Patent-FR-729691.pdf
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Dettagli
Inventor |
Arthur Gilbert |
---|---|
Assignee |
The Mentmore Manufacturing Company Limited |
Country |
FR |
Application N° |
729691 |
Application Date |
1932-01-12 |
Patent N° |
729691 |
Brevettato |
1932-07-29 |
Priorità |
1931-01-16 |
Brand | |
Title |
Perfectionnement aux becs des plumes |
Description |
Pennino in acciaio |
Riferimenti esterni
Informazioni
Brevetto per la modalità di costruzione di un pennino in acciaio inossidabile al nikel-cromo (lega denominata Staybrite) in particolare relativo all'applicazione della punta in iridio. Priorità dal brevetto inglese. Stessa invenzione di nº GB-373123. Compendio di due richieste inglesi, la seconda delle quali è depositata in data 1931-09-11.
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current | 01:14, 27 November 2013 | ![]() | 1,295 × 1,752, 4 pages (247 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Arthur Gilbert |Assignee=The Mentmore Manufacturing Company Limited |Country=FR |ApplicationNum=729691 |ApplicationDate=1932-01-12 |PatentNum=729691 |PatentDate=1932-07-29 |PriorityDate=1931-01-16 |Titolo=Perfectionnement aux bec... |
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