SEARCH:
GO TO ADVANCED SEARCH
LOGIN:
Login
Create Free Account
HOME
SEARCH PATENTS
CHEMICAL SEARCH
DATA SERVICES
HELP
United States Patent 1173399
View Patent Images:
Download PDF 1173399
PDF help
Export Citation:
Click for automatic bibliography generation
Primary Class:
292/107
Other Classes:
16/87R
International Classes:
E05B55/02