Results for "Patents"

1. SI History Chronology

   Patent Models Transferred to the National Museum

   • Date: 1925

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3. SI History Chronology

   Telegraph Patent Controversy

   • Date: March 16, 1857

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5. SI History Chronology

   Smithson Artifacts Sent to Patent Office

   • Date: July 12, 1841

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7. SI History Chronology

   Patent Office Building is Historic Landmark

   • Date: April 3, 1974

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9. SI History Chronology

   Old Patent Office Building to be Destroyed

   • Date: 1957

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11. SI History Chronology

    Patent Office Building Renovation Begins

    • Date: December, 1961

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13. SI History Chronology

    NPG Moves to Patent Office Building

    • Date: January, 1967

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15. SI History Chronology

    Appropriation for Patent Office Building Renovation

    • Date: 1964

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17. SI History Chronology

    Patent Office Building Construction Begins

    • Date: 1836

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19. SI History Chronology

    Act to Maintain Collections at Patent Office

    • Date: August 26, 1842

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21. SI History Chronology

    Old Patent Office Building to House Art

    • Date: 1958

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23. SI History Chronology

    Patent Office Building Use by SI Authorized

    • Date: March 28, 1958

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