Title:
Ear-muffs
United States Patent 3249949


Inventors:
Abraham, Rosenberg
Aaron, Rosenberg Abe
Application Number:
US36820564A
Publication Date:
05/10/1966
Filing Date:
05/18/1964
Assignee:
DORBRAN MFG CORP
Primary Class:
Other Classes:
D29/112
International Classes:
A61F11/06
View Patent Images:
US Patent References:
D144395N/A
2420245Plastic ear muff1947-05-06
2051686Ear protector1936-08-18
0139831N/A1873-06-10
Foreign References:
FR1133784A1957-04-02
GB510419A1939-08-01