Document Type and Number:
Japanese Patent JPS4715642
Kind Code:
U
Application Number:
JP2295371U
Publication Date:
October 24, 1972
Filing Date:
March 29, 1971
Export Citation:
International Classes:
B22D13/00; B22D13/02; B28B1/02; B28B1/26; B28B7/00; B28B7/04; (IPC1-7): B28B7/00; B28B1/02