SummaryA 3D model of U.S. Pat. No. 985,969 -- cutting edge 1907 hat-holding technology!
"To all whom it may concern: Be it known that I, WILLIAM H. BURDEN, a citizen of the United States, residing at Detroit, in the county of Wayne and State of Michigan, have invented new and useful Improvements in Hat-Holding Devices, of which the following is a specification."
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U.S. Pat. No. 855,279
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