Improvements in or relating to rotary drill bits
A Standard patent application filed on 29 September 1986 credited to Barr, John Denzil
;
Taylor, Malcolm Roy
;
Fuller, John
Details
Application number :
63207
Application type :
Standard
Application status :
CEASED
Under opposition :
No
Proceeding type :
Invention title :
Improvements in or relating to rotary drill bits
Inventor :
Barr, John Denzil
;
Taylor, Malcolm Roy
;
Fuller, John
Agent name :
PHILLIPS ORMONDE FITZPATRICK
Address for service :
367 Collins Street MELBOURNE VIC 3000
Filing date :
29 September 1986
Associated companies :
Applicant name :
N.L. Petroleum Products Ltd.
Applicant address :
Oldends Lane Industrial Estate Stonehouse, Gloucestershire GL10 3RQ, England