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Martha Jane Coston (December 12, – July 9, ) was an American inventor and businesswoman who invented the Coston flare, a device for signaling at sea, and the owner of the Coston Manufacturing Company.
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Martha J Coston was the owner of the Coston Pyrotechnic signaling system.
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At the age of 21, Martha J. Coston found herself widowed and with four children to support.
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Who was Martha Coston?