CH468033A - Ensemble virole-spiral pour mouvement d'horlogerie
- Google Patents
Ensemble virole-spiral pour mouvement d'horlogerie
Info
Publication number
CH468033A
CH468033ACH1437362ACH1437362ACH468033ACH 468033 ACH468033 ACH 468033ACH 1437362 ACH1437362 ACH 1437362ACH 1437362 ACH1437362 ACH 1437362ACH 468033 ACH468033 ACH 468033A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by William Berthoud LouisfiledCriticalWilliam Berthoud Louis
Priority to CH1437362ApriorityCriticalpatent/CH468033A/fr
Publication of CH1437362A4publicationCriticalpatent/CH1437362A4/xx
Publication of CH468033ApublicationCriticalpatent/CH468033A/fr