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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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES1970157251UpriorityCriticalpatent/ES157251Y/es
Publication of ES157251UpublicationCriticalpatent/ES157251U/es
Application grantedgrantedCritical
Publication of ES157251YpublicationCriticalpatent/ES157251Y/es
Bocina para avisador acústico, del tipo neumático, caracterizada porque su graduación de funcionamiento viene determinada por la cargo, ejercida por la parte inicial de la trompeta acústica sobre la membrana, siendo dicha carga la que un muelle o cualquier otro sistema elástico imprime a la parte de trompeta interesada en la dirección de la membrana.
ES1970157251U1970-03-311970-03-31Bocina para avisador acustico.
ExpiredES157251Y
(es)