Document Type and Number:
Japanese Patent JPS632894
Kind Code:
U
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Application Number:
JP9543186U
Publication Date:
January 09, 1988
Filing Date:
June 24, 1986
Export Citation:
International Classes:
F04D29/046; A62C27/00; F04D29/04; F04D29/06; F16C33/00; F16C33/10; (IPC1-7): F04D29/04; A62C27/04; F04D29/06; F16C33/10
Next Patent: 砥石径補正方式