Augusta A. Gleitsmann, GB190826942A
Improvements in or relating to Building Slabs.
Image credit: Gleitsmann, A.A. (1908)
On September 23rd, 1909, Augusta Amelia Gleitsmann, a gentlewoman from Stuttgart, Germany, patented an innovative insulating slab for walls, roofs, and ceilings. Her design featured two metal plates enclosing slag wool, forming a fire-resistant, interlocking block for improved thermal insulation.
Date of Application: 11 December 1908
Date of Issuance: 23 September 1909
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Francesca Chiaradia
PhD Student in Economics
My research interests include law and economics, economics of innovation, and information economics.