Title:
Breathing apparatus
United States Patent 2325049
Inventors:
Frye, Henry H.
Behnke, Albert R.
Publication Date:
07/27/1943
Export Citation:
Click for automatic bibliography generation
Assignee:
Frye, Henry H.
Behnke, Albert R.
Primary Class:
128/204.17
Other Classes:
128/204.25, 128/205.12
International Classes:
A62B7/10; A62B7/10
View Patent Images:
Download PDF 2325049        PDF help