Https://urop.gatech.edu/sites/default/files/webform/research_option_proposal_upload/_sid_/full-list-of-copyright-enterprise-customer-support%C2%AE-numbers-in-the-usa-2025-full-guide.pdf https://urop.gatech.edu/sites/default/files/webform/research_option_proposal_upload/_sid_/full-list-of-copyright-enterprise-customer-support%C2%AE-numbers-in-the-usa-2025-full-guide.pdf