File:Patent-GB-147522.pdf
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Original file (1,295 × 1,752 pixels, file size: 440 KB, MIME type: application/pdf, 7 pages)
Dettagli
| Inventor |
Assegnatario |
|---|---|
| Assignee |
Société Anonyme des Anciens Établissements J. M. Paillard |
| Country |
GB |
| Application N° |
19486/20 |
| Application Date |
1920-07-08 |
| Patent N° |
147522 |
| Brevettato |
1921-10-10 |
| Priorità |
1919-03-25 |
| Brand | |
| Title |
Improved casing for "sticks" of fragile and soft materials for drawing, writing and the like purposes |
| Description |
Matite |
Riferimenti esterni
Informazioni
Brevetto per una modalità di produzione di matite usando una miscela di polvere di legno. Priorità dal brevetto francese. Stessa invenzione di nº AT-89597. Stessa invenzione di nº DE-356212. Stessa invenzione di nº CH-93596.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 14:39, 24 November 2013 |  | 1,295 × 1,752, 7 pages (440 KB) | Piccardi (talk | contribs) | {{PatentInfo |Assignee=Société Anonyme des Anciens Établissements J. M. Paillard |Country=GB |ApplicationNum=19486/20 |ApplicationDate=1920-07-08 |PatentNum=147522 |PatentDate=1921-10-10 |PriorityDate=1919-03-25 |Titolo=Improved casing for "sticks" ... |
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