Lucia Krause, GB190910748A
Hatpins, GB190910748A.
Image credit: Krause, L. (1909)
On December 16, 1909, Lucia Krause of Magdeburg, Germany, was awarded a patent for developing novel pins to firmly secure hats.
Date of Application: 6 May 1909
Date of Issuance: 16 December 1909
For more information, please refer to the following webpage:
Francesca Chiaradia
PhD Student in Economics
My research interests include law and economics, economics of innovation, and information economics.