Mine roof expansion anchor, expansible shell element used therein and method of installation
A Standard patent application filed on 13 September 1995 credited to Wright, Raymond L.
Details
Application number :
30646
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Mine roof expansion anchor, expansible shell element used therein and method of installation
Inventor :
Wright, Raymond L.
Agent name :
SPRUSON & FERGUSON
Address for service :
GPO Box 3898 SYDNEY NSW 2001
Filing date :
13 September 1995
Associated companies :
Applicant name :
Eastern Company, The
Applicant address :
112 Bridge Street Naugatuck Connecticut 06770 United States Of America