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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS57174879
Kind Code:
U
Application Number:
JP6140181U
Publication Date:
November 04, 1982
Filing Date:
April 30, 1981
Export Citation:
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International Classes:
F16L19/04; F16L19/03; (IPC1-7): F16L19/03



 
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