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[patent_doc_number] => 04778260
[patent_country] => US
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[patent_title] => 'Method and apparatus for driving optical modulation device'
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[patent_app_number] => 6/852180
[patent_app_country] => US
[patent_app_date] => 1986-04-15
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[pdf_file] => patents/04/778/04778260.pdf
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[rel_patent_id] =>[rel_patent_doc_number] =>) 06/852180 | Method and apparatus for driving optical modulation device | Apr 14, 1986 | Issued |