Acoustical hearing protective devices utilizing dynamically stiff foam and methods of producing same
A Standard patent application filed on 12 August 1997 credited to Simon, Gregory L
;
Gardner, Ross Jr.
Details
Application number :
39739
Application type :
Standard
Application status :
SEALED
Under opposition :
No
Proceeding type :
Invention title :
Acoustical hearing protective devices utilizing dynamically stiff foam and methods of producing same
Inventor :
Simon, Gregory L
;
Gardner, Ross Jr.
Agent name :
Fisher Adams Kelly
Address for service :
GPO Box 1413 BRISBANE QLD 4001
Filing date :
12 August 1997
Associated companies :
Applicant name :
3M Innovative Properties Company
Applicant address :
3M Center, Post Office Box 33427, St. Paul, Minnesota 55133-3427, United States Of America