Door-mounted combination intercom and viewer

United States of America Patent

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Apr 22, 1986
Grant Date
N/A
app pub date
Apr 27, 1984
filing date
Apr 27, 1984

priority date (Note)
Expired

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Abstract

An improved door-mounted combination intercom and viewer is provided including a pair of identical housings, each having a microphone and a speaker therein. The microphones are isolated from contact with the housings by a vibration damping material to prevent feedback.

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Patent Owner(s)

Patent Owner	Address
CLAIBORNE ELECTRONICS INC 45 NOVNER DRIVE CINCINNATI OHIO 45215 A CORP OF OHIO	OH

International Classification(s)

H04M:TELEPHONIC COMMUNICATION

[Classification Symbol]

[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Boenning, Charles B	Cincinnati, OH	2	146
Moorman, Charles J	Cincinnati, OH	10	685

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Door-mounted combination intercom and viewer

Number of patents in Portfolio can not be more than 2000

United States of America Patent

06604477

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PATENT NO	4584436
SERIAL NO	06604477
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06604477

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