| http://www.w3.org/ns/prov#value | - PASSUR Aerospace owns and operates a unique database of flight information with proprietary decision-making software, primarily powered by a growing international network of passive radars (PASSURs) located at more than 85 airports world-wide, including 34 of the top 35 U.S. airports -- from which it provides PASSUR information, analytics, and decision support tools to improve the financial condit
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