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[id] => 20078888
[patent_doc_number] => 12352951
[patent_country] => US
[patent_kind] => B2
[patent_issue_date] => 2025-07-08
[patent_title] => Hybrid varifocal device and system
[patent_app_type] => utility
[patent_app_number] => 17/700761
[patent_app_country] => US
[patent_app_date] => 2022-03-22
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17700761
[rel_patent_id] =>[rel_patent_doc_number] =>) 17/700761 | Hybrid varifocal device and system | Mar 21, 2022 | Issued |