Florence J. Jeans, GB189318827A
Appliances applicable for Teaching Drawing.
Image credit: Jeans, F.J. (1893)
On November 23, 1926, Florence Jane Jeans, a primary school teacher from London, UK, was awarded a patent for a new way of using “signpost” letters and numbers to mark the correct boxes on chequered paper. Her invention made it easier for children to follow lines and learn effectively.
Date of Application: 7 October 1893
Date of Issuance: 11 November 1893
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.