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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS63116504
Kind Code:
U
Application Number:
JP489087U
Publication Date:
July 27, 1988
Filing Date:
January 19, 1987
Export Citation:
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International Classes:
E01C11/02; E01D19/06; (IPC1-7): E01C11/02; E01D19/06



 
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