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Lattice girder
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Patent number 9,010,061
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Issue date Apr 21, 2015
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Bochumer Eisenhutte Heintzmann GmbH & Co. KG
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Rudi Podjadtke
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E04 - BUILDING
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Mine roof-support truss
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Patent number 6,921,232
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Issue date Jul 26, 2005
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Bochumer Eisenhutte Heintzmann GmbH & Co. KG
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Lothar Domanski
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E21 - EARTH DRILLING MINING
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-
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Support column for use in a mine
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Patent number 5,484,130
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Issue date Jan 16, 1996
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Bochumer Eisenhutte Heintzmann GmbH & Co. KG
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Lothar Domanski
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E21 - EARTH DRILLING MINING
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Mine prop
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Patent number 5,314,161
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Issue date May 24, 1994
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Bochumer Eisenhutte Heintzmann GmbH & Co. KG
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Lothar Domanski
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E04 - BUILDING
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Cap shoe
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Patent number 5,149,044
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Issue date Sep 22, 1992
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Bochumer Eisenhutte Heintzmann GmbH & Co. KG
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Werner Mennekes
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E21 - EARTH DRILLING MINING
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-
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Seam-mining apparatus
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Patent number 5,088,796
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Issue date Feb 18, 1992
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Bochumer Eisenhutte Heintzmann GmbH & Co. KG
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Kurt Plaga
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E21 - EARTH DRILLING MINING
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Pressure sensor
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Patent number 4,905,520
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Issue date Mar 6, 1990
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Bochumer Eisenhutte Heintzmann GmbH & Co. KG
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Ernst G. Nehrlich
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G01 - MEASURING TESTING
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Mining and conveying apparatus
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Patent number 4,883,322
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Issue date Nov 28, 1989
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Bochumer Eisenhutte Heintzmann GmbH & Co. KG
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Gunter Blumenthal
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E21 - EARTH DRILLING MINING
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Adjustable cap unit
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Patent number 4,755,083
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Issue date Jul 5, 1988
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Bochumer Eisenhutte Heintzmann GmbH & Co. KG
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Ernst-Gunter Nerlich
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E21 - EARTH DRILLING MINING
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-
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Hydraulic control arrangement
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Patent number 4,586,424
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Issue date May 6, 1986
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Bochumer Eisenhutte Heintzmann GmbH & Co. KG
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Ernst-Gunter Nerlich
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E21 - EARTH DRILLING MINING