Document Type and Number:
Japanese Patent JPS616012
Kind Code:
Y2
Application Number:
JP18107881U
Publication Date:
February 24, 1986
Filing Date:
December 07, 1981
Export Citation:
International Classes:
B21D28/14; B23D15/00; B23D23/00; B23D35/00; (IPC1-7): B23D15/00; B23D23/00
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