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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS6339431
Kind Code:
Y2
Application Number:
JP6344781U
Publication Date:
October 17, 1988
Filing Date:
April 30, 1981
Export Citation:
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International Classes:
F04B27/14; F04B25/04; F04B27/08; F04B49/00; (IPC1-7): F04B27/08; F04B25/04