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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0248694
Kind Code:
U
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Application Number:
JP12840688U
Publication Date:
April 04, 1990
Filing Date:
September 30, 1988
Export Citation:
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International Classes:
F16L37/38; F16L29/00; F16L37/00; F16L37/28; (IPC1-7): F16L37/38; F16L37/28