Title:
Ultrasonic cleaning machine
United States Patent 3073578


Inventors:
Jeffrey Jr., Louis Robert
Application Number:
US20784862A
Publication Date:
01/15/1963
Filing Date:
06/25/1962
Assignee:
Jeffrey Jr., Louis Robert
Primary Class:
Other Classes:
68/3R, 134/1
International Classes:
B08B3/12
View Patent Images:
Foreign References:
DE868230C1953-02-23