Document Type and Number:
Japanese Patent JPH0338466
Kind Code:
Y2
Application Number:
JP887U
Publication Date:
August 14, 1991
Filing Date:
January 05, 1987
Export Citation:
International Classes:
F04B25/02; F04B35/04; F04B37/12; (IPC1-7): F04B37/12; F04B35/04
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