Mine roof drill bit and cutting insert therefor
A Standard patent application filed on 28 July 1994 credited to Peay, Kent
;
Andersson, Jan Magnus
;
McCloskey, David Alexander
Details
Application number :
68744
Application type :
Standard
Application status :
SEALED
Under opposition :
No
Proceeding type :
Invention title :
Mine roof drill bit and cutting insert therefor
Inventor :
Peay, Kent
;
Andersson, Jan Magnus
;
McCloskey, David Alexander