Valve arrangement in a hydraulic percussive rock drill
A Standard patent application filed on 17 October 1995 credited to Leppanen, Jarmo Uolevi
;
Briggs, Roger Robarts
Details
Application number :
36595
Application type :
Standard
Application status :
CEASED
Under opposition :
No
Proceeding type :
Invention title :
Valve arrangement in a hydraulic percussive rock drill
Inventor :
Leppanen, Jarmo Uolevi
;
Briggs, Roger Robarts
Agent name :
A.P.T. Patent and Trade Mark Attorneys
Address for service :
PO Box 222 MITCHAM SA 5062
Filing date :
17 October 1995
Associated companies :
Applicant name :
Briggs, Roger Robarts
Applicant address :
11 Junction Road Industries North Germiston South Africa