Jyug-Jen Sheu

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Ling-Ya Dist., Kaohsiung City, TW

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Patents Grantslast 30 patents

Information Patent Grant
Fountain pen
- Patent number 4,997,301
- Issue date Mar 5, 1991
- Jyug-Jen Sheu
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES