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Patents for Charles Hammelmann
Patents 1 - 13 of 13
First set of recordsLast set of records
NumberDatePatenteeTitleType
192,623Jul. 03, 1877C. HammelmannImprovement in mechanical movements for operating blowers in forgesblacksmith
225,010Mar. 02, 1880C. HammelmannVelocipedebicycles and tricycles
225,702Mar. 23, 1880C. HammelmannMechanical movementblacksmith
252,103Jan. 10, 1882C. HammelmannPortable Forgeblacksmith
270,897Jan. 23, 1883C. HammelmannFan-blowerblacksmith
282,076Jul. 31, 1883C. HammelmannMechanical movement for operating portable forges, blowers, &c.blacksmith
330,234Nov. 10, 1885C. HammelmannSelf-lubricating pulleywoodworking power transmission
339,547Apr. 06, 1886C. HammelmannMechanical Movementforge blowers
369,177Aug. 30, 1887C. HammelmannClutching Device for Forgesblacksmith
410,161Sep. 03, 1889C. HammelmannPortable forgeblacksmith
427,860May 13, 1890C. HammelmannPlaner-matcherwood planers
473,923May 03, 1892C. HammelmannHorseshoehorseshoes
633,314Sep. 19, 1899C. HammelmannPortable Forgeblacksmith
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