Jong Sam Jin

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Incheon, KR

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Patents Grantslast 30 patents

Information Patent Grant
Internal pressure equilibrium device for airtight space
- Patent number 7,204,268
- Issue date Apr 17, 2007
- Busung Co., Ltd.
- Jong Sam Jin
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

Information Patent Application
Internal pressure equilibrium device for airtight space
- Publication number 20060174947
- Publication date Aug 10, 2006
- Jong Sam Jin
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...