Jenny Minnie, GB189800068A
Improved Construction of Incubators, and Apparatus in connection therewith.
Image credit: Minnie, J. (1897)
On May 29, 1897, Jenny Minnie of Haeltert, Belgium, patented an improved incubator with a simple hot-water heating system and built-in air channels. Circulating warm water kept the temperature even, while fresh air was drawn in and gently warmed before reaching the eggs, improving incubation reliability.
Date of Application: 2 June 1897
Date of Issuance: 26 November 1898
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