Document Type and Number:
Japanese Patent JPS5537338
Kind Code:
B2
Application Number:
JP12888474A
Publication Date:
September 27, 1980
Filing Date:
November 11, 1974
Export Citation:
International Classes:
B22D17/32; B22D17/08; B29C37/00; B29C45/00; B29C45/77; B29C45/82