Legal status (The legal status 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 status listed.)
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Gebr Junghans AG
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Gebr Junghans AG
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Priority claimed from DEJ25Dexternal-prioritypatent/DE942977C/de
Application filed by Gebr Junghans AGfiledCriticalGebr Junghans AG
Application grantedgrantedCritical
Publication of FR65964EpublicationCriticalpatent/FR65964E/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
G04B23/00—Arrangements producing acoustic signals at preselected times
G04B23/02—Alarm clocks
G04B23/10—Alarm clocks with presignal; with repeated signal; with changeable intensity of sound
Landscapes
Physics & Mathematics
(AREA)
Acoustics & Sound
(AREA)
General Physics & Mathematics
(AREA)
Electromechanical Clocks
(AREA)
FR65964D1949-10-101954-02-15Reveille-matin comportant un dispositif pour le changement automatique de l'intensite du son pendant le fonctionnement
ExpiredFR65964E
(fr)