| Ref. code: | Nd.01-02-13-13 |
| Ref. code AP: | Nd.01-02-13-13 |
| Creation date(s): | 3/29/1941 |
| Title: | Louis Périsset, in Herisau, Speichelabsaugevorrichtung, Patentnummer CH220859 |
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URL for this unit of description |
| URL: | https://query-staatsarchiv.ar.ch/detail.aspx?ID=360386 |
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