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Continuous mining machine
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Patent number 4,702,524
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Issue date Oct 27, 1987
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Becor Western Inc.
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Phillip W. Mork
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Pipe positioner
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Patent number 4,687,401
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Issue date Aug 18, 1987
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Becor Western Inc.
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Frank Gilanyi
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E21 - EARTH DRILLING MINING
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Casing tong assembly
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Patent number 4,686,873
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Issue date Aug 18, 1987
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Becor Western Inc.
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David M. Lang
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E21 - EARTH DRILLING MINING
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Suspended load measurement system
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Patent number 4,677,579
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Issue date Jun 30, 1987
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Becor Western Inc.
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Donald Radomilovich
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E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
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Expandable operator's cab
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Patent number 4,605,257
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Issue date Aug 12, 1986
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Becor Western Inc.
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David M. Lang
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B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
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