Document Type and Number:
Japanese Patent JPS61151826
Kind Code:
U
Application Number:
JP3370285U
Publication Date:
September 19, 1986
Filing Date:
March 08, 1985
Export Citation:
International Classes:
B21D45/00; B21D45/04; B23D31/04; B23D33/00; (IPC1-7): B23D33/00; B21D45/04