FR433058A - Dispositif électrique permettant la mise en marche ou l'arret à distance d'un certain nombre de machines ou d'appareils quelconques
- Google Patents
Dispositif électrique permettant la mise en marche ou l'arret à distance d'un certain nombre de machines ou d'appareils quelconques
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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 IndividualfiledCriticalIndividual
Application grantedgrantedCritical
Publication of FR433058ApublicationCriticalpatent/FR433058A/fr
G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
G08B5/00—Visible signalling systems, e.g. visible personal calling systems or remote indication of seats occupied
G08B5/22—Visible signalling systems, e.g. visible personal calling systems or remote indication of seats occupied using electric transmission; using electromagnetic transmission
Landscapes
Physics & Mathematics
(AREA)
Electromagnetism
(AREA)
General Physics & Mathematics
(AREA)
FR433058D1911-08-071911-08-07Dispositif électrique permettant la mise en marche ou l'arret à distance d'un certain nombre de machines ou d'appareils quelconques
ExpiredFR433058A
(fr)