US Patent 7532226 Bleaching the background of a medium
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Patent abstract
Embodiments include forming optically visible marks in a radiation-sensitive coating disposed on an optical disc using electromagnetic radiation having a first wavelength and bleaching a background of the radiation-sensitive coating using electromagnetic radiation having a second wavelength.
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US Patent 07532226 Bleaching the background of a medium US Patent 7532226 Bleaching the background of a medium
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Patent Number
0753222600
Patent Number
753222600
Edits on 28 Mar, 2023
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Is a
Patent Jurisdiction
Patent Number
075322260
Date of Patent
May 12, 2009
0Patent Application Number
111942210
Date Filed
August 1, 2005
0Official Website
Patent Primary Examiner
Edits on 23 Sep, 2022
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Infobox
Is a
Patent Jurisdiction
Patent Number
075322260
Date of Patent
May 12, 2009
0Patent Application Number
111942210
Date Filed
August 1, 2005
0Official Website
Patent Primary Examiner
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US Patent 07532226 Bleaching the background of a medium
Infobox
Is a
Patent jurisdiction
Patent number
07532226
Date of patent
May 12, 2009
Patent application number
11194221
Date Filed
August 1, 2005
Patent primary examiner
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