Horloges électriques et applications diverses : publication complète des classes 1 à 40 : 555 exposés d'invention, 5 numéros de brevets inscrits à double.
Material type:
- text
- unmediated
- volume
Item type | Current library | Call number | Status | Date due | Barcode | |
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Jost Bürgi Library Reading Room | TS544.5 .H67 1944a (Browse shelf(Opens below)) | Available | 31560000015046 |
31560000015046 9513
Complete chronological listing of summaries of all patents filed relating to electrical horology in Switzerland 1889 to 1942, listing 555 patents (No index by name). Extract from a much larger, multivolume series by the same author on all horological patents.
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