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Patent US 5077498A: Difference between revisions
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Created page with "{{Patent |Office=US |Number=5077498A |Title=Pinched electron beam cathode-ray tube with high-voltage einzel focus lens |Inventors=Conrad Odenthal |Company=Tektronix Inc |Filin..."
(Created page with "{{Patent |Office=US |Number=5077498A |Title=Pinched electron beam cathode-ray tube with high-voltage einzel focus lens |Inventors=Conrad Odenthal |Company=Tektronix Inc |Filin...") |
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