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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5212159
Kind Code:
Y2
Application Number:
JP9489071U
Publication Date:
March 17, 1977
Filing Date:
October 13, 1971
Export Citation:
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International Classes:
F16L21/08; F16B7/04; F16L21/00; F16L37/14; H02G3/06; (IPC1-7): H02G3/06; E04B1/40; F16L21/00



 
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