Title:
Electric eye for automatically operating flushing valves
United States Patent 2603794
Inventors:
Lewis, Bokser
Publication Date:
07/22/1952
Export Citation:
Assignee:
Lewis, Bokser
Primary Class:
Other Classes:
4/249
International Classes:
E03D5/10; E03D5/00
View Patent Images:
US Patent References:
Foreign References:
GB493200A
GB504185A