Directional microphone with acoustic washer

United States of America Patent

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Sep 15, 1987
Grant Date
N/A
app pub date
Feb 13, 1985
filing date
Feb 13, 1985

priority date (Note)
Expired

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Abstract

A directional microphone having an acoustic damping washer positioned about the microphone cartridge adjacent the microphone rear sound entry.

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Patent Owner(s)

Patent Owner	Address
CROWN INTERNATIONAL INC A CORP OF IN	ELKHART IN

International Classification(s)

H04R:LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR ....

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Bartlett, Bruce	Elkhart, IN	3	107

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Directional microphone with acoustic washer

Number of patents in Portfolio can not be more than 2000

United States of America Patent

06701387

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PATENT NO	4694499
SERIAL NO	06701387
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06701387

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