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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS611523
Kind Code:
U
Application Number:
JP6509685U
Publication Date:
January 08, 1986
Filing Date:
May 02, 1985
Export Citation:
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International Classes:
E04F13/21; E04C2/40; F16S1/10; (IPC1-7): E04C2/40; F16S1/10
Domestic Patent References:
JPS463434A
JPS5940420B21984-09-29
JPS4833621A1973-05-11