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Jack R. Levien — 1 Patent

UNUnknown: 1 patents #29,356 of 83,584Top 40%

McDowell, VA: #1 of 1 inventorsTop 100%

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Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5555308	Encryption of signals to insure viewership of commercials	—	1996-09-10