PREPARATION OF ELECTRET TRANSDUCER ELEMENTS BY APPLICATION OF CONTROLLED BREAKDOWN ELECTRIC FIELD

1363717 Electrets WESTERN ELECTRIC CO Inc 26 Oct 1971 [2 Nov 1970] 49605/71 Heading H1M In a method of manufacturing an electret from a polymer foil, the foil 10, optionally metallized at 12, is placed, with an insert 23 of dielectric material, between electrodes 21, 22 and a potential difference is...

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Hauptverfasser:	JAMES EDWARD WEST, GERHARD MARTIN SESSLER
Format:	Patent
Sprache:	eng
Schlagworte:	BASIC ELECTRIC ELEMENTS CAPACITORS CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES ORLIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE ELECTRICITY
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