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[patent_title] => 'Method for producing aluminum nitride crystals'
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[patent_app_number] => 13/809261
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[patent_app_date] => 2011-07-14
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[rel_patent_id] =>[rel_patent_doc_number] =>) 13/809261 | Method for producing aluminum nitride crystals | Jul 13, 2011 | Issued |