Eva Mackenzie; Cecilia Mackenzie, GB189411993A
Improvements in Hooks and Eyes.
Image credit: Mackenzie, E. & Mackenzie, C. (1894)
On March 23, 1895, Eva and Cecilia Mackenzie, residents of Muirtown, were awarded a patent for developing special hooks and eyes that would not be visible after fastening a garment.
Date of Application: 21 June 1894
Date of Issuance: 23 March 1895
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Francesca Chiaradia
PhD Student in Economics
My research interests include law and economics, economics of innovation, and information economics.