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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5211765
Kind Code:
Y2
Application Number:
JP7130972U
Publication Date:
March 15, 1977
Filing Date:
June 19, 1972
Export Citation:
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International Classes:
E04F19/06; E04B1/02; E04B2/74; E04B2/78; (IPC1-7): E04B1/40; E04B2/78; E04F19/06