Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
August 7, 2007
Patent Application Number
10338725
Date Filed
January 9, 2003
Patent Primary Examiner
Patent abstract
A bulb in an electrodeless lamp system comprises a bulb unit having an envelope space in which luminous material excited by an electric field to form plasma and generate light is filled and two or more conductors installed in the envelope space so that ends of the conductors face each other.
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