My Family History

United States Patent and Trademark Office, U.S. Patents, 1970-2019



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  • Title United States Patent and Trademark Office, U.S. Patents, 1970-2019 
    Author Ancestry.com 
    Publisher Ancestry.com Operations Inc 
    Repository Ancestry.com 
    _APID 1,62219::0 
    Source ID S1876030733 
    Linked to (1) Living 

  •  Notes 
    • <i>The Patent Examination Data System</i>. United States Patent and Trademark Office, 2020.