Russ Huber Posted September 3, 2023 Author Posted September 3, 2023 (edited) The "Jack Frost" trademark name originated on "decorative enamel" Galvin fans introduced in 1926. The Jack Frost trademark name was maintained it appears in 1932 and forward When Knapp-Monarch absorbed the St. Louis Galvin concern. Keep in mind Emerson litigated against Galvin for patent infringement of the operation principle of Emerson's patented adjustment case and won. The 26 Galvin models may have been the turning point for the use of the Galvin infringing oscillator mechanism. Edited September 3, 2023 by Russ Huber Quote
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