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Modified rope tensioner
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Patent number 6,705,179
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Issue date Mar 16, 2004
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EJA Limited
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Mehdi Mohtasham
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B66 - HOISTING LIFTING HAULING
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Switch operating mechanism
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Patent number 6,646,212
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Issue date Nov 11, 2003
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EJA, Ltd.
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Mehdi Mohtasham
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H01 - BASIC ELECTRIC ELEMENTS
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Rope gripper
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Patent number 6,418,592
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Issue date Jul 16, 2002
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EJA Limited
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Mehdi Mohtasham
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...