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Nan-Wan Village, Yung-Kang Shiang, Tainan, TW
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last 30 patents
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Patent Grant
Audio emitting tread mat system
Patent number
5,264,824
Issue date
Nov 23, 1993
Jin-Rong Hour
G08 - SIGNALLING
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Patent Grant
Electronic music and sound mixing device
Patent number
4,945,805
Issue date
Aug 7, 1990
Jin-rong Hour
G10 - MUSICAL INSTRUMENTS ACOUSTICS