Document Type and Number:
Japanese Patent JPH0112912
Kind Code:
Y2
Application Number:
JP13570983U
Publication Date:
April 14, 1989
Filing Date:
August 31, 1983
Export Citation:
International Classes:
B22D31/00; B23D77/14; B23D79/00; (IPC1-7): B23D77/14; B22D31/00; B23D79/00
Next Patent: JPH0112913