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 of CH559924B5publicationCriticalpatent/CH559924B5/xx
Application filed by Stern Freres SafiledCriticalStern Freres Sa
Priority to CH993871DpriorityCriticalpatent/CH993871A4/xx
Priority to CH993871Aprioritypatent/CH559924A/fr
Publication of CH559924ApublicationCriticalpatent/CH559924A/fr
G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
G04B19/00—Indicating the time by visual means
G04B19/06—Dials
G04B19/12—Selection of materials for dials or graduations markings
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Illuminated Signs And Luminous Advertising
(AREA)
CH993871A1971-07-071971-07-07Procede de fabrication d'un cadran d'horlogerie et cadran d'horlogerie obtenu par la mise en oeuvre de ce procede.
CH559924A
(fr)