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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS6380032
Kind Code:
U
Application Number:
JP17657086U
Publication Date:
May 26, 1988
Filing Date:
November 17, 1986
Export Citation:
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International Classes:
B21D31/00; B21D13/10; B21D24/00; (IPC1-7): B21D31/00; B21D13/10; B21D24/00