CA831661A - Unidirectional microphone - Google Patents

Unidirectional microphone

Info

Publication number
CA831661A
CA831661A CA831661A CA831661DA CA831661A CA 831661 A CA831661 A CA 831661A CA 831661 A CA831661 A CA 831661A CA 831661D A CA831661D A CA 831661DA CA 831661 A CA831661 A CA 831661A
Authority
CA
Canada
Prior art keywords
unidirectional microphone
unidirectional
microphone
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
CA831661A
Inventor
Kishi Kanesuke
Tsuchiya Noboru
Shimura Kazuo
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 CA831661A publication Critical patent/CA831661A/en
Expired legal-status Critical Current

Links

CA831661A Unidirectional microphone Expired CA831661A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA831661T

Publications (1)

Publication Number Publication Date
CA831661A true CA831661A (en) 1970-01-06

Family

ID=36309123

Family Applications (1)

Application Number Title Priority Date Filing Date
CA831661A Expired CA831661A (en) Unidirectional microphone

Country Status (1)

Country Link
CA (1) CA831661A (en)

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