Document Type and Number:
Japanese Patent JPS5223571
Kind Code:
Y2
Application Number:
JP12985374U
Publication Date:
May 30, 1977
Filing Date:
October 26, 1974
Export Citation:
International Classes:
B28B7/10; B28B1/00; B28B7/24; B28B7/26; (IPC1-7): B28B7/10