LIFTING DEVICE
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United States of America Patent
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Issued Date -
Nov 14, 2013
app pub date -
May 14, 2012
filing date -
May 14, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
A lifting device includes a housing movably securable to a support structure extending along a predetermined path corresponding to a portion of the support structure. The housing includes a motorized lifting machine movable with the housing. The housing includes an engagement device movable with the housing, the engagement device operably engaging the portion of the support structure to move the housing.
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