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Enzo Hang
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Taichung Hsien, TW
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last 30 patents
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Patent Grant
V-shaped rear cross bar of an exercising apparatus
Patent number
D384711
Issue date
Oct 7, 1997
Greenmaster Industrial Corp.
Leao Wang
D21 - Games, toys, and sports goods
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Patent Grant
Gymnastic bike
Patent number
D384380
Issue date
Sep 30, 1997
Greenmaster Industrial Corp.
Leao Wang
D21 - Games, toys, and sports goods