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WINCH SYSTEM FOR RAISING AND LOWERING THEATRE SCENERY

09/690,116 | U.S. Patent Application

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Location FILE REPOSITORY (FRANCONIA)
Filed Oct. 13, 2000
Examiner EMMANUEL MONSAYAC MARCELO
Class 254
Art Group 3654
Patent No. 6,520,485
Case Type Utility - 254/331000
Status Patented Case
Last Updated: 4 years, 4 months ago
Date # Transaction