Kazutaka Watanabe

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Shimotsuga-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sealed compressor driven by a motor
- Patent number 6,231,317
- Issue date May 15, 2001
- Hitachi, Ltd.
- Kazutaka Watanabe
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...