Jinn-Fa Jang

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Shen Keng, Shen Keng Tsun, Kuan Miao Hsiang, Tainan Hsien, TW

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Patents Grantslast 30 patents

Information Patent Grant
Surfboard making process
- Patent number 5,234,638
- Issue date Aug 10, 1993
- Jinn-Fa Jang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL