Cheol Hwang

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Changwon-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Cleaner head for a vacuum cleaner
- Patent number 5,392,491
- Issue date Feb 28, 1995
- Gold Star Co., Ltd.
- Cheol Hwang
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...