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.)
JULIA ARNAU RAMON
Original Assignee
JULIA ARNAU RAMON
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 JULIA ARNAU RAMONfiledCriticalJULIA ARNAU RAMON
Priority to ES0089637UpriorityCriticalpatent/ES89637U/es
Publication of ES89637UpublicationCriticalpatent/ES89637U/es
Tarjeta postal sonora, que se caracteriza por disponer entre la tarjeta postal y una superficie de igual dimensión que la mencionada tarjeta unida a la cara posterior, de una lámina metálica sujeta en su extremo a un soporte, capaz de vibrar por simple contacto o por expulsión del aire existente en la zona comprendida entre la cara interna de la postal y la superficie unida a ella.
ES0089637U1961-10-311961-10-31Tarjeta postal sonora
PendingES89637U
(es)
Τοποθετησις ειδικης κολλας επι της προς τουτο προσφερομενης επιφανειας των φακελλων αλληλογραφιας, ενσημων, χαρτοσημων, γραμματοσημων μη χρηζουσης υγρανσεως κατα την επικολλησιν.