| Ref. code: | PAT 2, B 7 |
| Title: | Heizungs- und Lüftungsanlagen in Gebäuden |
| Creation date(s): | 10/30/1907 - 12/2/1957 |
| Number: | 859 |
| Level: | Klasse |
| Ref. code AP: | PAT 2, B 7 |
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Usage |
| Permission required: | [Leer] |
| Physical Usability: | Uneingeschränkt |
| Accessibility: | [Leer] |
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URL for this unit of description |
| URL: |  https://suche.staatsarchiv.djiktzh.ch/detail.aspx?ID=574936 |
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