Document Type and Number:
Japanese Patent JPS5017928
Kind Code:
Y1
Application Number:
JP8458270U
Publication Date:
June 02, 1975
Filing Date:
August 25, 1970
Export Citation:
International Classes:
B22C7/02; B22C9/04; B22C9/08; (IPC1-7): B22C9/08; B22C7/02; B22C9/04
Foreign References:
| US3314116A | 1967-04-18 |