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Edwin l wiegand company pittsburgh pa

WebEdwin L. Wiegand, Pittsburgh, Pa. assignor to Edwin L. Wiegand Company, Pittsburgh, Pa., 3. corporation of Pennsylvania Application December 12, 1940, Serial No. 369,764 - 15 Claims. (CI. 226-23) - - My invention relates to the manufacture of electric heaters, and more particularly to the manufacture of electrical heating elements com The company traces its origin to 1915 when a Pittsburgh engineer, Edwin L. Wiegand, received a patent for a resistance heating element embedded in an insulated refractory enclosed in a metal sheath. This electric heating method would eventually be applied to home cooking and heating as well as manufacturing processes. Chromalox incorporated in 1917, with the company's first order for a strip heater used in a product that became the modern household clothes iron. The produc…

EDWIN L. WIEGAND COMPANY in Allegheny, PA

http://waywiser.fas.harvard.edu/people/7143/edwin-l-wiegand-company WebMar 23, 2024 · Wiegand founded the company in Pittsburgh, Pa., in 1917. “The innovative spirit of Edwin L. Wiegand continues on today as Chromalox continues to pioneer new … topo maths https://triplebengineering.com

US2413477A - Electric hot-plate unit - Google Patents

WebOct 6, 2024 · Raised in Greenfield, Regis graduated from Central Catholic High School and enlisted in the US Navy on his 18th birthday, serving on the USS Hamblen during WWII. Post-war, he worked for E.L.... WebEdwin L. Wiegand, a self-taught engineer from Pittsburgh, PA, had always shown an intense curiosity in electrical conductivity. In his makeshift laboratory off his family’s dining room, … WebEdwin L. Wiegand Company is a Pennsylvania Domestic Business Corporation. The company's filing status is listed as Withdrawn - Consolidated Inactive and its File … topo maps of connecticut

Wiegand Brothers Transmission Service LLC ... __WIEGAND

Category:JURINKO v. EDWIN L. WIEGAND COMPANY - leagle.com

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Edwin l wiegand company pittsburgh pa

12 Fair Empl.prac.cas. 205,11 Empl. Prac. Dec. P 10,613, 528 F.2d …

WebApr 17, 1973 · The plaintiffs-appellees cross-appellants, Mrs. Josephine Jurinko and Mrs. Ida M. Seibert, alleged in Count II of their complaint 1 filed against Edwin L. Wiegand Company (Wiegand) that Wiegand refused to employ them in its factory because they were married women, thereby discriminating against them on the basis of sex in violation … WebEdwin L. Wiegand Co., 477 F.2d 1038 (3 Cir. 1973), and, after the denial of a petition for rehearing, certiorari was granted by the Supreme Court, sub nom. Edwin L. Wiegand …

Edwin l wiegand company pittsburgh pa

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Web1945-02-12 Application filed by Edwin L Wiegand Co filed Critical Edwin L Wiegand Co 1945-02-12 Priority to US577521A priority Critical patent/US2550843A/en ... Pa, assignor to EtL win L. Wiegand Company, Pittsburgh, Pa., a corporation of Pennsylvania Application February 12, 1345, Serial No. 577,521 . 2 Claims. Web1940-12-05 Application filed by Edwin L Wiegand Co filed Critical Edwin L Wiegand Co 1940-12-05 Priority to US368633A priority Critical patent/US2413477A/en ... 1946 ELECTRIC HOT-PLATE UNIT Edwin L. Wiegand, Pittsburgh, Pa., assignor to Edwin L. Wiegand Company, Pittsburgh, Pa., a corporation of Pennsylvania Application …

WebDec 3, 2012 · Mr. Edwin L. Wiegand invented the electric heating element in the early 1900s, and went on to found the Edwin L. Wiegand company in Pittsburgh, Pa., to manufacture resistance...

WebPittsburgh, Pennsylvania, United States Notes content Industrial heating supplies; heaters, immersion heaters, hot plates, thermostats, water heaters; urn heaters, range plates, … WebPittsburgh, PA, United States The Edwin L. Wiegand Company developed a strip heater that kept the electronic control box on the Lunar Module Eagle at a temperature that …

WebE.L. Wiegand received a U.S. patent for a flat iron electric heating element in 1915. In 1917 he started the E.L. Wiegand Corporation operating under the name Chromalox. …

WebFrTorNEY United States Patent Office 2,933,805 Patented Apr. 26, 1960 2,933,805 ELECTRIC HEATERS Joseph McOrlly, Wilkinsburg, Pa., assignor to Edwin L. Wiegand … topo meaning in italianWebEdwin L. Wiegand Company company type is Business Corporation. Company Number assigned to this business is 389393 . This company business address is Allegheny … topo maps of washington stateWebEDWIN L. WIEGAND COMPANY, a corporation and Local 1020, UAW, an unincorporated association, Defendants. Civ. A. No. 69-225. United States District Court, W. D. … topo minecraft png