SEARCH:
GO TO ADVANCED SEARCH
LOGIN:
Login
Create Free Account
HOME
SEARCH PATENTS
CHEMICAL SEARCH
DATA SERVICES
HELP
Connecter
United States Patent 1667485
Inventors:
Roy, Macdonald Rob
Publication Date:
04/24/1928
View Patent Images:
Download PDF 1667485
PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
Leo, Smith O.
Primary Class:
439/836
Other Classes:
403/290