Hiromu Watanabe

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Shimizu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Scroll fluid compressor with surface finished flat plates engaging...
- Patent number 4,487,560
- Issue date Dec 11, 1984
- Hitachi, Ltd.
- Naoshi Uchikawa
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...