US Patent awarded for her pioneering fire-escape design.
On August 2, 1887, the United States Patent Office approved Anna Connelly's application for a 'Fire-Escape' under patent number 386,816. The innovation described a metal-railed bridge for adjoining buildings, providing vital safe passage during fires.
Her invention was groundbreaking as it was the first recorded external metal fire escape, influencing subsequent building codes globally. This patent underscored her influence in public safety, showcasing her foresight and commitment to human protection during emergencies.