SEARCH:
GO TO ADVANCED SEARCH
LOGIN:
Login
Create Free Account
HOME
SEARCH PATENTS
CHEMICAL SEARCH
DATA SERVICES
HELP
Bust support
United States Patent 2156478
Inventors:
Fitch, Kemp Vivian
Publication Date:
05/02/1939
View Patent Images:
Download PDF 2156478
PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
KEMPAT LTD
Primary Class:
450/85
International Classes:
A41F1/00