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Safety guard for a hydraulic device
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Patent number 10,364,835
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Issue date Jul 30, 2019
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Riverhawk Company
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Timothy J. Trautman
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Hydraulic rod tensioning system
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Patent number 9,506,492
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Issue date Nov 29, 2016
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Riverhawk Company
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Timothy J. Trautman
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Hydraulic rod tensioning system
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Patent number 9,188,146
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Issue date Nov 17, 2015
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Riverhawk Company
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Timothy J. Trautman
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Lamellar rotational flexure pivot
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Patent number 8,702,337
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Issue date Apr 22, 2014
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Riverhawk Company
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Robert M. Whitney
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Perforated nut tensioning system
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Patent number 6,685,406
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Issue date Feb 3, 2004
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Riverhawk Company
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Robert M. Whitney
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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75767967 - RIVERHAWK
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Serial number 75767967
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Registration number 2418896
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Filing date Feb 18, 2000
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Riverhawk Company L.P.
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7 - Machines and machine tools