Lavest, Robert,
Horlogerie électrique /
par R. Lavest.
- 147 pages : illustrations ; 29 cm
Cover title: Ecoles Suisses d'Horlogerie.
Clock and watch making--Textbooks.
Clocks and watches, Electric--Textbooks.
Clock (general) Switzerland Hipp Brille Short Magneta Ferraris Wagner Favarger Siemens Haslske Perret Campiche Textbook electrical electromechanical electronic Electrical Science
Textbooks.