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Pictured: “Ajax Insulators” Advertisement, The Jewelers’ Circular, August 3, 1898. As electricity was being adopted across the globe in the 1880s, the watch industry was met with the challenge of magnetism from electromagnetic fields.  When the delicate hairspring, balance, and steel parts of the watch movement...
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Pictured: U.S. Patent #384,731 Charles-Auguste Paillard received six patents in the United States for his innovative palladium alloys used in watchmaking. Paillard’s alloys were immune to corrosion, did not dilate significantly with temperature changes, and were non-magnetic.  Paillard’s last patent application in the United States was...
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Pictured: C.A. Paillard’s Palladium Compensation Balance U.S. Patent #359093. In addition to seeking patents in Europe, Charles-Auguste Paillard submitted patent applications in the United States to protect the use of his palladium alloys in watchmaking.  The original set of patent applications was submitted on June 1,...
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Pictured: “Palladium Balance Springs” (Excerpt), The Horological Journal, July 1879. When Charles-Auguste Paillard moved to Geneva in 1862, he dedicated his research to developing a corrosion-immune alloy for hairsprings used in marine chronometers.  Creating an alloy that also behaved similarly to a standard steel hairspring was...
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