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Medical syringe

Born in New York in 1852, Letitia Mumford Geer created a syringe which would form the basis for most modern medical syringes. It could be operated wit...

Born in New York in 1852, Letitia Mumford Geer created a syringe which would form the basis for most modern medical syringes. It could be operated with only one hand, and the patent was granted in 1899.

Medical syringe is found in...