Title:
Ear protector
United States Patent 1845205

Inventors:
Smith, Ora C.
Publication Date:
02/16/1932
View Patent Images:
Download PDF 1845205 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
Smith, Ora C.
Primary Class:
2/174
Other Classes:
128/866
International Classes:
A45D44/12; A45D44/00