Title:
APPARATUS FOR TREATING SMALL OBJECTS BY USING ROTATING DRUMS
United States Patent 3524735


Inventors:
Oetiker, Hans
Application Number:
US3524735DA
Publication Date:
08/18/1970
Filing Date:
04/07/1967
Assignee:
Oetiker, Hans
Primary Class:
Other Classes:
241/175
International Classes:
B24B31/02; (IPC1-7): B24B31/02
View Patent Images:
US Patent References:
3078623Finishing apparatus and method1963-02-26
3013365Free grain polishing process and apparatus1961-12-19
1144272N/A1915-06-22
Foreign References:
GB746059A1956-03-07
DE1200105B1965-09-02
SU117671A11958-11-30