Hydraulic down-the-hole drilling machine
A Standard patent application filed on 08 January 1992 credited to Bergquist, Arne ; Noren, Paul ; Leidvik, Martin

Details

Application number :

11735  

Application type :

Standard  

Application status :

LAPSED  

Under opposition :

No  

Proceeding type :

 

Invention title :

Hydraulic down-the-hole drilling machine  

Inventor :

Bergquist, Arne ; Noren, Paul ; Leidvik, Martin  

Agent name :

 

Address for service :

 

Filing date :

08 January 1992  

Associated companies :

 

Applicant name :

Sandvik AB  

Applicant address :

 

Old name :

 

Original Source :

Go