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Kaohsiung, TW
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last 30 patents
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Patent Grant
Landscaped urban road intersection
Patent number
5,520,478
Issue date
May 28, 1996
Yang Yin-Lung
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Patent Grant
Road intersection construction for traffic control
Patent number
4,986,692
Issue date
Jan 22, 1991
Yang Yin-Lung
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES