Document Type and Number:
Japanese Patent JPS5571651
Kind Code:
U
Application Number:
JP15141678U
Publication Date:
May 17, 1980
Filing Date:
November 01, 1978
Export Citation:
International Classes:
B22D39/06; B22D37/00; B22D39/00; (IPC1-7): B22D39/00
Domestic Patent References:
| JPS50117023A | 1975-09-12 |