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[id] => 7697261
[patent_doc_number] => 20110229329
[patent_country] => US
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[patent_issue_date] => 2011-09-22
[patent_title] => 'Propeller augmentation'
[patent_app_type] => utility
[patent_app_number] => 12/661648
[patent_app_country] => US
[patent_app_date] => 2010-03-22
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[rel_patent_id] =>[rel_patent_doc_number] =>) 12/661648 | 