Lightlock winch
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United States of America Patent
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Issued Date -
Jan 26, 2012
app pub date -
May 16, 2011
filing date -
May 14, 2010
priority date (Note) -
Abandoned
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Abstract
Stage usable device, such as a moving light, is held on a platform that is raised and lowered by a winch connected to a truss. The winch can be connected inside the truss, outside the truss such as above or below the truss, or in corner blocks of the truss.
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