Document Type and Number:
Japanese Patent JPS62123319
Kind Code:
U
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Application Number:
JP837086U
Publication Date:
August 05, 1987
Filing Date:
January 23, 1986
Export Citation:
International Classes:
B21D37/20; B21D24/04; B21D37/00; B23Q35/42; (IPC1-7): B21D37/00; B21D24/04; B21D37/20