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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5270710
Kind Code:
U
Application Number:
JP15832175U
Publication Date:
May 26, 1977
Filing Date:
November 20, 1975
Export Citation:
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International Classes:
E04F13/12; E04B1/61; E04B1/62; E04B1/66; E04B1/80; E04B1/84; E04C2/00; (IPC1-7): E04C2/00; E04B1/54; E04B1/62
Domestic Patent References:
JPS4712011U1972-10-13



 
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