File:Patent-GB-527422.pdf
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Dettagli
| Inventor |
Leslie William Johnson, Edward Stephen Sears |
|---|---|
| Assignee |
Mabie, Todd & Company Limited |
| Country |
GB |
| Application N° |
29499/39 |
| Application Date |
1939-03-06 |
| Patent N° |
527422 |
| Brevettato |
1940-10-08 |
| Priorità |
1939-03-06 |
| Brand | |
| Title |
Improvements in or relating to self-filling fountain pens |
| Description |
Blocco afflusso inchiostro |
Riferimenti esterni
Informazioni
Brevetto per un sistema di blocco dell'afflusso di inchiostro a penna chiusa, azionato dal cappuccio, una sorta di risposta all'Ink Shut-off della Eversharp. Riferimenti a nº GB-514513.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 15:47, 25 April 2013 |  | 1,295 × 1,752, 3 pages (240 KB) | Piccardi (talk | contribs) | {{PatentInfo |Inventor=Leslie William Johnson, Edward Stephen Sears |Assignee=Mabie, Todd & Company Limited |Country=GB |ApplicationNum=29499/39 |ApplicationDate=1939-03-06 |PatentNum=527422 |PatentDate=1940-10-08 |PriorityDate=1939-03-06 |Titolo=Impro... |
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