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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0530814
Kind Code:
Y2
Application Number:
JP11046988U
Publication Date:
August 06, 1993
Filing Date:
August 23, 1988
Export Citation:
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International Classes:
B21D11/00; B21D5/01; B21D7/06; B21D13/10; (IPC1-7): B21D7/06; B21D5/01