Document Type and Number:
Japanese Patent JPH0543940
Kind Code:
Y2
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Application Number:
JP18454587U
Publication Date:
November 08, 1993
Filing Date:
December 03, 1987
Export Citation:
International Classes:
B21D22/02; B21D31/00; B25H3/02; (IPC1-7): B21D22/02
Next Patent: HIGH STRENGTH SHAFT PARTS