Marshal Industrial Corporation

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Miaoli Hsien, TW

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Patents Grantslast 30 patents

Information Patent Grant
Racket frame without the need of drilling holes
- Patent number 6,638,187
- Issue date Oct 28, 2003
- Marshal Industrial Corporation
- Ming Jen Tsai
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Compound material frame body without the need of drilling holes
- Patent number 6,589,125
- Issue date Jul 8, 2003
- Marshal Industrial Corporation
- Ming-Jen Tsai
- A63 - SPORTS GAMES AMUSEMENTS