Alcohol and tobacco age identification electronic perpetual calendar

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United States of America Patent

PATENT NO 5696739
SERIAL NO

08739306

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An alcohol and tobacco age identification perpetual calendar specifically designed for cashiers of the stores that sells alcohol or tobacco products to check customer's identification and can easily verify customer's age before making the sales.

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Patent Owner(s)

Patent OwnerAddress
CHANG NAI-WENNot Provided

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chang, Nai-Wen 20265 Valley Blvd. #D, Walnut, CA 91789 11 299

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