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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5271214
Kind Code:
U
Application Number:
JP15997375U
Publication Date:
May 27, 1977
Filing Date:
November 25, 1975
Export Citation:
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International Classes:
E04B1/61; E04C2/30; (IPC1-7): E04C2/30; E04B1/54
Domestic Patent References:
JPS4946884A1974-05-07
JP48047109B
JP48089515B