Sousuke Kawashima

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Maebashi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Hydrostatic bearing utilizing a ferromagnetic fluid
- Patent number 4,809,354
- Issue date Feb 28, 1989
- Nippon Seiko Kabushiki Kaisha
- Sousuke Kawashima
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...