Muriel K. Martin et al., GB456940A
Improvements in or relating to Pouring Devices for Vacuum Flasks, Wine Bottles and the Like
Image credit: Martin, K.M. et al. (1936)
On November 18, 1936, three British inventors - Muriel Kathleen Martin, Florence Caley, and Ethel Winifred Brown - were granted a patent for an improved wine pourer. Their device, featuring a stopper and a non-return flange, was designed to prevent drips down the side of the bottle.
Date of Application: 21 April 1936
Date of Issuance: 18 November 1936
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Francesca Chiaradia
PhD Student in Economics
My research interests include law and economics, economics of innovation, and information economics.