File:Patent-FR-732570.pdf
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Dettagli
| Inventor |
Assegnatario |
|---|---|
| Assignee |
The Namiki Manufacturing Company Ltd |
| Country |
FR |
| Application N° |
732570 |
| Application Date |
1932-03-02 |
| Patent N° |
732570 |
| Brevettato |
1932-09-22 |
| Priorità |
1932-03-02 |
| Brand | |
| Title |
Fabrication perfectionnée d'encres à écrire |
| Description |
Produzione inchiostro |
Riferimenti esterni
Informazioni
Brevetto per un metodo di produzione dell'inchiostro ferrogallico che consentiva di ridurre depositi e corrosione dei pennini in acciaio. Stessa invenzione di nº GB-387844.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 21:19, 29 March 2020 |  | 1,296 × 1,754, 2 pages (145 KB) | Piccardi (talk | contribs) | {{PatentInfo |Assignee=The Namiki Manufacturing Company Ltd |Country=FR |ApplicationNum=732570 |ApplicationDate=1932-03-02 |PatentNum=732570 |PatentDate=1932-09-22 |PriorityDate=1932-03-02 |Titolo=Fabrication perfectionnée d'encres à écrire |Marca=P... |
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