Document Type and Number:
Japanese Patent JPS5748015
Kind Code:
U
Application Number:
JP12404980U
Publication Date:
March 17, 1982
Filing Date:
September 02, 1980
Export Citation:
International Classes:
B21D28/14; B23D23/00; B23D31/00; B23D31/04; B30B13/00; (IPC1-7): B23D23/00; B21D28/14; B23D31/00; B30B13/00
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