| Ref. code: | 8'425, 3.4.20/7 |
| Title: | Patenturkunde Nr. 3'517'497: "Thread guard with thread brake", Patentdauer 17 Jahre |
| Creation date(s): | 6/30/1970 |
| Level: | Dossier |
| Ausprägung bei Ablieferung ans Staatsarchiv: | analog |
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Containers |
| Number: | 1 |
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Usage |
| End of term of protection: | 6/30/1990 |
| Permission required: | Keine |
| Physical Usability: | uneingeschränkt |
| Accessibility: | Oeffentlich |
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URL for this unit of description |
| URL: |  https://query-staatsarchiv.tg.ch/detail.aspx?ID=805915 |
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