File:Patent-DE-832720.pdf
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Dettagli
Inventor |
Friedrich Grube |
---|---|
Assignee |
Kaweco Badische Füllfederfabrik Friedrich Grube |
Country |
DE |
Application N° |
K7575 |
Application Date |
1950-10-05 |
Patent N° |
832720 |
Brevettato |
1952-02-28 |
Priorità |
1950-10-05 |
Brand | |
Title |
Kugelschreiber mit Tintenfuellung |
Description |
Penna a sfera |
Riferimenti esterni
Informazioni
Brevetto per la costruzione di una penna a sfera.
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 00:34, 14 July 2013 | 1,295 × 1,752, 3 pages (140 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Friedrich Grube |Assignee=Kaweco Badische Füllfederfabrik Friedrich Grube |Country=DE |ApplicationNum=K7575 |ApplicationDate=1950-10-05 |PatentNum=832720 |PatentDate=1952-02-28 |PriorityDate=1950-10-05 |Titolo=Kugelschreiber mit... |
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