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Expandable borehole packer
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Patent number 6,581,682
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Issue date Jun 24, 2003
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Solinst Canada Limited
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John Howard Parent
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E21 - EARTH DRILLING MINING
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Groundwater sampler
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Patent number 5,485,881
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Issue date Jan 23, 1996
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Solinst Canada Limited
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Donald A. Toon
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E21 - EARTH DRILLING MINING
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Borehole packer
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Patent number 5,195,583
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Issue date Mar 23, 1993
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Solinst Canada Ltd.
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Donald A. Toon
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E21 - EARTH DRILLING MINING
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Water level probe
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Patent number 5,031,452
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Issue date Jul 16, 1991
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Solinst Canada Limited
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Andrew R. Dobson
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E21 - EARTH DRILLING MINING
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Liquid-level detector
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Patent number 4,989,452
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Issue date Feb 5, 1991
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Solinst Canada Ltd.
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Donald A. Toon
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E21 - EARTH DRILLING MINING
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86572879 - AQUAVENT
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Serial number 86572879
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Filing date Mar 23, 2015
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Solinst Canada Ltd.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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78479943 - LEVELOGGER
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Serial number 78479943
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Registration number 3006011
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Filing date Sep 8, 2004
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Solinst Canada Ltd.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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75717658 - REELOGGER
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Serial number 75717658
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Registration number 2393155
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Filing date May 28, 1999
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SOLINST CANADA LTD.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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75538971 - INTEGRA
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Serial number 75538971
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Registration number 2403232
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Filing date Aug 19, 1998
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Solinst Canada Ltd.
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7 - Machines and machine tools
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75246120 - SOLINST
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Serial number 75246120
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Registration number 2181978
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Filing date Feb 24, 1997
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Solinst Canada Ltd.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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75159166 - LEVELOGGER
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Serial number 75159166
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Registration number 2239871
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Filing date Sep 3, 1996
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Solinst Canada Ltd.
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments