Membership
Tour
Register
Log in
Harald Walter
Follow
Person
Dortmund, DE
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Method and device for lining chambers and galleries
Patent number
4,100,749
Issue date
Jul 18, 1978
Runrkohle, A. G.
Gerd Radner
E21 - EARTH DRILLING MINING