Document Type and Number:
Japanese Patent JPS5649682
Kind Code:
B2
Application Number:
JP13887674A
Publication Date:
November 24, 1981
Filing Date:
December 05, 1974
Export Citation:
International Classes:
B26F1/02; B21D28/32; B23D15/04; B23D23/00; B23D29/00; B23D29/02; B23D31/00; B26D5/10