Zinc-air dry cell holder and hearing aid that uses it

United States of America Patent

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Mar 3, 1998
Grant Date
N/A
app pub date
Feb 26, 1996
filing date
Feb 26, 1996

priority date (Note)
Expired

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Abstract

A holder hermetically seals less than all of the air holes in a zinc-air dry cell and allows air to reach at least of the air holes. This greatly lengthens the lifespan of a zinc-air dry cell.

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Patent Owner(s)

SIEMENS HEARING INSTRUMENTS, INC.

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
Berkholcs, Gordon	Minneapolis, MN	2	431
Reiter, James J	Champlin, MN	2	431

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Zinc-air dry cell holder and hearing aid that uses it

Number of patents in Portfolio can not be more than 2000

United States of America Patent

08606935

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PATENT NO	5724431
SERIAL NO	08606935
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08606935

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Family

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