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Heinz Husemann
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Werne, DE
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last 30 patents
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Patent Grant
Tunnel-driving apparatus
Patent number
4,355,924
Issue date
Oct 26, 1982
Gewerkschaft Eisenhutte Westfalia
Heinz Husemann
E21 - EARTH DRILLING MINING
Information
Patent Grant
Shield apparatus for use in tunnelling or mining
Patent number
4,173,421
Issue date
Nov 6, 1979
Gewerkschaft Eisenhutte Westfalia
Karl Harhoff
E21 - EARTH DRILLING MINING
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Patent Grant
Tube-driving apparatus
Patent number
4,159,819
Issue date
Jul 3, 1979
Gewerkschaft Eisenhutte Westfalia
Gunther Bargel
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drive shield for tunneling apparatus and a method for operating suc...
Patent number
4,099,388
Issue date
Jul 11, 1978
Gewerkschaft Eisenhutte Westfalia
Heinz Husemann
E21 - EARTH DRILLING MINING