CH372610A - Virole pour l'étalonnage d'un spiral d'horlogerie
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Virole pour l'étalonnage d'un spiral d'horlogerie
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Publication number
CH372610A
CH372610ACH171162ACH171162ACH372610ACH 372610 ACH372610 ACH 372610ACH 171162 ACH171162 ACH 171162ACH 171162 ACH171162 ACH 171162ACH 372610 ACH372610 ACH 372610A
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Publication date
Application filed by Faehndrich Joseph, Faehndrich GabrielfiledCriticalFaehndrich Joseph
Priority to CH171162ApriorityCriticalpatent/CH372610A/fr
Publication of CH171162A4publicationCriticalpatent/CH171162A4/xx
Publication of CH372610ApublicationCriticalpatent/CH372610A/fr