Membership
Tour
Register
Log in
Ernst Urschitz
Follow
Person
Amstetten, AT
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Movable consolidating trestle for securing the excavating edge
Patent number
4,812,081
Issue date
Mar 14, 1989
Voest-Alpine Aktiengesellschaft
Ernst Urschitz
E21 - EARTH DRILLING MINING
Information
Patent Grant
Trestle being displaceable on caterpillar
Patent number
4,747,730
Issue date
May 31, 1988
Voest-Alpine Aktiengesellschaft
Ernst Urschitz
E21 - EARTH DRILLING MINING
Information
Patent Grant
Movable trestle
Patent number
4,747,729
Issue date
May 31, 1988
Voest-Alpine Aktiengesellschaft
Ernst Urschitz
E21 - EARTH DRILLING MINING