| http://www.w3.org/ns/prov#value | - 20110117830UTILIZING GASEOUS FLOW TO REDIRECT PARTICULATE MATTER - A method of and system for preventing particulate matter, such as debris, precipitation, and condensation from occupying a space or accumulating upon a surface by directly engaging the surface or creating an air-curtain effect adjacent the space utilizing a selectively actuated gaseous flow.2011-05-19
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