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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5493996
Kind Code:
U
Application Number:
JP16905277U
Publication Date:
July 03, 1979
Filing Date:
December 15, 1977
Export Citation:
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International Classes:
B63B35/58; E04G23/06; (IPC1-7): B63B35/58; E04G23/06