Digital and analog teaching clock

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5851118
SERIAL NO

08713993

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A teaching clock comprising an analog clock face having numeric indicia of hour and minute disposed about its periphery, an hour hand and a minute hand pivotally mounted and substantially centrally disposed proximate to the analog clock face, a digital time display disposed adjacent to the analog clock face, and a gear assembly responsive to movement of the minute hand for conforming a time displayed by the digital time display to a time indicated by the hour hand and the minute hand.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
LEARNING RESOURCES INC380 NORTH FAIRWAY DRIVE VERNON HILLS IL 60061

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Man, Yuen Po Tai Po, HK 2 23
Woldenberg, Richard M Highland Park, IL 2 20

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