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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5297808
Kind Code:
U
Application Number:
JP612176U
Publication Date:
July 22, 1977
Filing Date:
January 22, 1976
Export Citation:
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International Classes:
B32B15/04; B32B17/06; E04B1/82; E04B1/86; E04C2/02; E04C2/26; E04C2/34; (IPC1-7): E04B1/86; E04C2/02; E04C2/26; E04C2/34
Domestic Patent References:
JPS4718910B1
JP49068820B