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Jacob married on Nov. 11, 1790 to Hannah Greenleaf of Newbury and they, in time, had nine children. During the War of 1812 he worked on machinery that bored out cannons. He invented a bathometer (or piezometer) which measured the depth of the sea by measuring pressure of the water at certain depth.
30 de abr. de 2018 · Jacob Perkins se considera el inventor de la primera nevera, a comienzos del siglo XIX, pero el mundo aún no estaba preparado.
Jacob Perkins (July 9, 1766 – July 30, 1849) was an American inventor, mechanical engineer and physicist based in the United Kingdom. Born in Newburyport, Massachusetts, Perkins was apprenticed to a goldsmith.
Jacob Perkins (9 de julio de 1766 – 30 de julio de 1849) fue inventor estadounidense, ingeniero mecánico y físico. Nacido en Newburyport, Massachusetts. Perkins fue aprendiz de un orfebre.
Jacob Perkins was an American inventor who produced successful innovations in many fields. About 1790 Perkins built a machine to cut and head nails in one operation, but the plant he opened to exploit it was ruined by an extended lawsuit over the invention.
- The Editors of Encyclopaedia Britannica
Jacob Perkins: His Inventions, His Times, & His Contemporaries. By Greville Bathe and Dorothy Bathe. (Philadelphia: The Historical Society of Pennsylvania, 1943. xiv + 168 pp. Frontispiece, preface, maps, illustrations, appendixes, and index. $5.00.) | Journal of American History | Oxford Academic. Journal Article.
12 de jun. de 2012 · A man of little formal education, Jacob Perkins enjoyed a long career as a scientist and inventor. His discoveries and inventions included new manufacturing processes and a high-pressure steam engine, steam-powered machine gun, piezometer, pleometer, and the vapor compression cycle for refrigeration.
