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Patent Searching and Data

Document Type and Number:
Japanese Patent JPS6349572
Kind Code:
Application Number:
Publication Date:
December 20, 1988
Filing Date:
April 20, 1984
Export Citation:
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International Classes:
F04B39/10; F04B25/00; F04B27/00; F04B27/04; F04B49/02; F04B49/10; (IPC1-7): F04B25/00; F04B39/10; F04B49/02