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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4930420
Kind Code:
Y1
Application Number:
JP5438466U
Publication Date:
August 17, 1974
Filing Date:
June 06, 1966
Export Citation:
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International Classes:
E04F13/18; E04C2/20; E04C2/24; E04F13/21; E04F15/10; (IPC1-7): E04C2/24; E04C2/20



 
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