Guobiao Zhang

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Shaoxing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Muffler
- Patent number 8,079,441
- Issue date Dec 20, 2011
- Guobiao Zhang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Muffler
- Patent number 7,779,962
- Issue date Aug 24, 2010
- Guobiao Zhang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
MUFFLER
- Publication number 20100276226
- Publication date Nov 4, 2010
- Guobiao Zhang
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Muffler
- Publication number 20060065477
- Publication date Mar 30, 2006
- Guobiao Zhang
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES