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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5742992
Kind Code:
Y2
Application Number:
JP11049079U
Publication Date:
September 22, 1982
Filing Date:
August 13, 1979
Export Citation:
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International Classes:
E04G1/36; C21C5/42; C21C5/50; E04G1/15; (IPC1-7): E04G1/15; E04G1/36