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Yutaka Yamasaki
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Fukuoka, JP
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last 30 patents
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Patent Grant
Scroll-type fluid apparatus having a labyrinth and oil seals surrou...
Patent number
5,232,355
Issue date
Aug 3, 1993
Mitsubishi Denki K.K.
Kozaburo Fujii
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...