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Document Type and Number:
Japanese Patent JPH01163290
Kind Code:
U
Application Number:
JP5971188U
Publication Date:
November 14, 1989
Filing Date:
May 02, 1988
Export Citation:
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International Classes:
F16L33/00; F16L33/28; F16L35/00; (IPC1-7): F16L33/00; F16L35/00



 
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