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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0247839
Kind Code:
Y2
Application Number:
JP6166284U
Publication Date:
December 14, 1990
Filing Date:
April 26, 1984
Export Citation:
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International Classes:
F16L27/08; F16L39/02; (IPC1-7): F16L39/02; F16L27/08



 
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