Title:
Valve for inflated articles
United States Patent 2142414

Inventors:
Riddell, John T.
Publication Date:
01/03/1939
View Patent Images:
Download PDF 2142414 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
Riddell, John T.
Primary Class:
473/610
International Classes:
F16K15/20; F16K15/00