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3 results. Displaying results 1 - 3.

Name/Title Maker and role Production date Object number
Patent Model - Improved Washing Machine Patent Model - Improved Washing Machine
A.T. Williamson, Patentee
Sep 10 1867
2015.14.752a-c
Patent Model - Paper-Hanger's Table Patent Model - Paper-Hanger's Table
William Trilk, Patentee
Jun 29 1880
2015.14.3228a-c
Patent Model - Improvement in Swinging Chairs Patent Model - Improvement in Swinging Chairs
Mark Prescott Jr., Patentee
Oct 08 1872
2015.14.1485a,b
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