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Publication numberDE2220409 A1
Publication typeApplication
Application numberDE19722220409
Publication date4 Jan 1973
Filing date26 Apr 1972
Priority date30 Apr 1971
Also published asDE2220409B2, DE2220409C3, US3786628
Publication number19722220409, 722220409, DE 2220409 A1, DE 2220409A1, DE-A1-2220409, DE19722220409, DE2220409 A1, DE2220409A1, DE722220409
InventorsHubert Rene Louis Fossard
ApplicantHubert Rene Louis Fossard
Export CitationBiBTeX, EndNote, RefMan
External Links: DPMA, Espacenet
Verfahren und vorrichtung zum erregen der aufmerksamkeit einer oder einer vielzahl von personen A method and apparatus to attract the attention of one or a variety of people translated from German
DE 2220409 A1
Abstract  available in
Description  available in
Claims  available in
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
DE19816752A1 *16 Apr 199828 Oct 1999Neumaier MartinDevice to create control signal to control signal source for hearing impaired person
DE19816752C2 *16 Apr 19987 Sep 2000Neumaier MartinEinrichtung und Verfahren zur Erzeugung eines Steuersignales zur Ansteuerung wenigstens einer Signalquelle, die ein für einen Hörgeschädigten wahrnehmbares Signal erzeugt
US4380759 *5 Nov 198019 Apr 1983Jerome SulkoskiApparatus to alert a deaf person
US4553138 *23 Mar 198212 Nov 1985Yoshitaka NakanishiFire alarm system
Classifications
International ClassificationG08B3/10
Cooperative ClassificationG08B3/1008
European ClassificationG08B3/10B
Legal Events
DateCodeEventDescription
14 Aug 1980C3Grant after two publication steps (3rd publication)
1 Jun 19838339Ceased/non-payment of the annual fee