Richards Balanced Valve, Patent Model
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|Caption||This model was submitted to the US Patent Office with the application for the patent issued to Thomas Richards, of Lansingburg, New York, May 22, 1866, no. 54959. Date: 1860s. Record ID: nmah_1063729.|
|Credit||National Museum of American History|
|Richards Balanced Valve Patent Model model Patent Office application patent Thomas Richards of Lansingburg York Manufacturing industries Engineering Industrialization Bulletin Architecture|
|Stock image ref||Size||Views|
|YAH001374||3,000 x 1,996 pixels||3|
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