Ring mechanism having elliptical cross sectional ring members

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United States of America Design

PATENT NO D783092
SERIAL NO

29512928

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Patent Owner(s)

Patent OwnerAddress
WORLD WIDE STATIONERY MFG CO LTD19/F KOON WAH MIRRORS FACTORY 3RD INDUSTRIAL BUILDING 5-9 KA HING RD KWAI CHUNG NEW TERRITORY

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
To, Chun Yuen Hong Kong, CN 111 1169

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