Method and apparatus for supporting a mine roof
A Standard patent application filed on 12 October 1993 credited to Calandra, Frank Jr.
;
Frease, Jerry E.
;
Stewart, Eugene H.
;
Stankus, John C.
;
Kovacs, Lajos
Details
Application number :
48992
Application type :
Standard
Application status :
CEASED
Under opposition :
No
Proceeding type :
Invention title :
Method and apparatus for supporting a mine roof
Inventor :
Calandra, Frank Jr.
;
Frease, Jerry E.
;
Stewart, Eugene H.
;
Stankus, John C.
;
Kovacs, Lajos
Agent name :
SPRUSON & FERGUSON
Address for service :
GPO Box 3898 SYDNEY NSW 2001
Filing date :
12 October 1993
Associated companies :
Applicant name :
Jennmar Corporation
Applicant address :
1330 Old Freeport Road Pittsburgh Pennsylvania 15238 United States Of America