SEARCH:
GO TO ADVANCED SEARCH
LOGIN:
Login
Create Free Account
HOME
SEARCH PATENTS
CHEMICAL SEARCH
DATA SERVICES
HELP
Game
United States Patent 2100421
Inventors:
Wupper, Benjamin F.
Publication Date:
11/30/1937
View Patent Images:
Download PDF 2100421
PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
Wupper, Benjamin F.
Primary Class:
273/265
Other Classes:
273/282.100, 248/220.310, 40/620, 235/90, D21/337
International Classes:
A63F3/02