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Patents Grantslast 30 patents

Information Patent Grant
Under-thread supply device for sewing machine
- Patent number 9,988,749
- Issue date Jun 5, 2018
- SINJINSTEEL CO., LTD
- Young Gun Sim
- D05 - SEWING EMBROIDERING TUFTING

Patents Applicationslast 30 patents

Information Patent Application
UNDER-THREAD SUPPLY DEVICE FOR SEWING MACHINE
- Publication number 20150292130
- Publication date Oct 15, 2015
- SINJINSTEEL CO., LTD.
- Young Gun Sim
- D05 - SEWING EMBROIDERING TUFTING