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Patent Searching and Data

Document Type and Number:
Japanese Patent JPS622539
Kind Code:
Application Number:
Publication Date:
January 21, 1987
Filing Date:
April 13, 1983
Export Citation:
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International Classes:
G01K11/00; F04B25/04; F04B27/08; F04B49/00; F04B49/06; F04B49/10; G01P3/42; G01P3/488; (IPC1-7): G01P3/488; F04B25/04; F04B49/06; G01P3/42