Document Type and Number:
Japanese Patent JPS5642283
Kind Code:
B2
Application Number:
JP3832674A
Publication Date:
October 03, 1981
Filing Date:
April 04, 1974
Export Citation:
International Classes:
C22C9/00; A43B1/00; A43B1/08; A43B7/32; A43B23/08; A43B23/10