Title:
Explosion safety device
United States Patent 2170937
Inventors:
Hans, Bruning
Publication Date:
08/29/1939
Export Citation:
Click for automatic bibliography generation
Assignee:
HERAEUS GMBH W C
Primary Class:
220/89.2
Other Classes:
220/62.11, 220/592.21
International Classes:
F26B25/00; F26B25/00
View Patent Images:
Download PDF 2170937        PDF help