Title:
Filtered safety face shield and mask
United States Patent 3152588
US Patent References:
Face mask
- - 2355283
Face shield for use with respirators
- - 2462005
Face shield for welders
- - 2777129
Adjustable suspension for helmets
- - 2786204
Face mask
- - 2355283
Face shield for use with respirators
- - 2462005
Face shield for welders
- - 2777129
Adjustable suspension for helmets
- - 2786204
Inventors:
Rogowski, Frank J.
Publication Date:
10/13/1964
View Patent Images:
Export Citation:
Assignee:
Rogowski, Frank J.
Primary Class:
Other Classes:
2/9
International Classes:
A41D13/11; A62B18/02; A41D13/05; A62B18/00
Foreign References:
| CH27447A | ||||
| IT257023B |