Speech diaphragm and exhalation valve

United States of America Patent

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Jan 31, 1995
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N/A
app pub date
Apr 16, 1992
filing date
Apr 16, 1992

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Abstract

A combined speech diaphragm and exhalation valve for a respirator is formed as a unitary sub-assembly whereby the speech diaphragm is movable in unison with the exhalation valve.

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Patent Owner(s)

Patent Owner	Address
NORTH SAFETY PRODUCTS L L C	2000 PLAINFIELD PIKE CRANSTON RI 02921

International Classification(s)

A62B:DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Granatiero, Nino M	Warwick, RI	1	160

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Speech diaphragm and exhalation valve

Number of patents in Portfolio can not be more than 2000

United States of America Patent

07869802

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PATENT NO	5385141
SERIAL NO	07869802
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07869802

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