Fin Tube Technology Co., Ltd.

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Chungcheongnam-do, KR

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Information Patent Grant
High-performance and high-efficiency rolled fin tube and forming di...
- Patent number 7,418,848
- Issue date Sep 2, 2008
- Fin Tube Technology Co., Ltd.
- Kwan Ho Im
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

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