Anna, Countess Von Holnstein Aus Bayern, GB190919690A
Improvements in or relating to Pins for Hats and the like.
Image credit: Anna, Countess Von Holnstein (1909)
On November 18, 1909, Anna, Countess von Holnstein aus Bayern, of Bavaria and temporarily residing at the Ritz Hotel in London, patented an improved hat pin. Her design featured two or more prongs with upward-bent points and a sliding distance piece that could move along the pin’s length, allowing secure attachment without protruding outside the hat.
Date of Application: 27 August 1909
Date of Issuance: 18 November 1909
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Francesca Chiaradia
PhD Student in Economics
My research interests include law and economics, economics of innovation, and information economics.