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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH032995
Kind Code:
U
Application Number:
JP6429489U
Publication Date:
January 11, 1991
Filing Date:
June 01, 1989
Export Citation:
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International Classes:
F16L39/04; F16L41/02; F16L41/08; (IPC1-7): F16L39/04