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.)
FERNANDEZ BERRECOSA ANTONIO
Original Assignee
FERNANDEZ BERRECOSA ANTONIO
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 FERNANDEZ BERRECOSA ANTONIOfiledCriticalFERNANDEZ BERRECOSA ANTONIO
Priority to ES0064423UpriorityCriticalpatent/ES64423U/en
Publication of ES64423UpublicationCriticalpatent/ES64423U/en
SOUND PRODUCTION POSTCARDS, characterized by being constituted by two sheets joined by their flanges or perimeter, resulting in the formation in its center of an air chamber or bellows, provided on its underside or reverse a hole for entry and air outlet. (Machine-translation by Google Translate, not legally binding)
ES0064423U1958-02-181958-02-18Postcards sound production (Machine-translation by Google Translate, not legally binding)
PendingES64423U
(en)