Document Type and Number:
Japanese Patent JPS4953113
Kind Code:
A
Application Number:
JP9616172A
Publication Date:
May 23, 1974
Filing Date:
September 27, 1972
Export Citation:
International Classes:
C22B1/248; B30B9/30; B30B9/32; (IPC1-7): B30B9/32
Domestic Patent References:
| JP42006795A | ||||
| JP46034344A |