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Miscellaneous U.S. elevator patents (1880)
leaf 813
B. A. SNYDER & M. A. CUSTIS. DOOR ATTACHMENT FOB ELEVATOR FREIGHT COMPARTMENTS. APPLICATION FILED JULY 30, 1909. Patented May 10, 1910. 957,807. MBJlElevators
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
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