CA882943A - Electret and method of making the same - Google Patents

Electret and method of making the same

Info

Publication number
CA882943A
CA882943A CA882943A CA882943DA CA882943A CA 882943 A CA882943 A CA 882943A CA 882943 A CA882943 A CA 882943A CA 882943D A CA882943D A CA 882943DA CA 882943 A CA882943 A CA 882943A
Authority
CA
Canada
Prior art keywords
electret
making
same
Prior art date
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.)
Expired
Application number
CA882943A
Inventor
Kodera Yoichi
Sawaguchi Etsuro
Kitamura Tomosaburo
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.)
Sony Corp
Original Assignee
Sony Corp
Publication date
Application granted granted Critical
Publication of CA882943A publication Critical patent/CA882943A/en
Expired legal-status Critical Current

Links

CA882943A Electret and method of making the same Expired CA882943A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA882943T

Publications (1)

Publication Number Publication Date
CA882943A true CA882943A (en) 1971-10-05

Family

ID=36368702

Family Applications (1)

Application Number Title Priority Date Filing Date
CA882943A Expired CA882943A (en) Electret and method of making the same

Country Status (1)

Country Link
CA (1) CA882943A (en)

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