Haiyan Ma

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YangZhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Vacuum circuit interrupter grounding assembly
- Patent number 7,829,814
- Issue date Nov 9, 2010
- Eaton Corporation
- Francois J. Marchand
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
VACUUM CIRCUIT INTERRUPTER GROUNDING ASSEMBLY
- Publication number 20090078681
- Publication date Mar 26, 2009
- FRANCOIS J. MARCHAND
- H01 - BASIC ELECTRIC ELEMENTS