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He established the new company to sell a system for heating brewing coppers which he had invented and patented. [4] He had four sons: Gustav (1853–1893); Albert (1857–1896); Max Julius Ernst, known as Julius (1859–1914) and Wilhelm Louis, known as Ludwig, (1863–1914). A fifth son died in childhood.
Friedrich Sander (left) and Fritz von Opel (right) in front of Opel RAK 1 rocket-powered aircraft. Rebstock, Frankfurt. 30 September 1929. Friedrich Wilhelm Sander (25 August 1885 in Glatz (Kłodzko) – 15 September 1938) was a German pyrotechnics and rocket technology engineer as well as manufacturer remembered for his contributions to rocket-powered flight as key protagonist of the Opel-RAK ...
Wilhelm Bauer: Inventor and engineer, who built several hand-powered submarines. Eugen Baumann: He was one of the first people to create polyvinyl chloride (PVC), and, together with Carl Schotten, he discovered the Schotten-Baumann reaction. Carl Baunscheidt: Inventor of the Lebenswecker ("life awakener") or "artificial leech".
The sander smooths it and sends it out the other side. Good for finishing large surfaces. Flap sander or sanding flap wheel: A sanding attachment shaped like a Rolodex and used on a hand-held drill or mounted on a bench grinder for finishing curved surfaces. Orbital sander: A hand-held sander that vibrates in small circles, or "orbits."
Karl Ludwig Sand (Wunsiedel, Upper Franconia (then in Prussia), 5 October 1795 – Mannheim, 20 May 1820) was a German university student and member of a liberal Burschenschaft (student association). He was executed in 1820 for the murder of the conservative dramatist August von Kotzebue the previous year in Mannheim .
Karl Ludwig Nessler was born on 2 May 1872 in Todtnau. He was the son of Rosina (née Laitner) and Bartholomäus Nessler, a cobbler in Todtnau, a small town located high in the Black Forest, just beneath the Feldberg. He reportedly conceived the idea of a permanent wave early on.
Ludwig Prandtl (4 February 1875 – 15 August 1953) [1] was a German fluid dynamicist, physicist and aerospace scientist. He was a pioneer in the development of rigorous systematic mathematical analyses which he used for underlying the science of aerodynamics , which have come to form the basis of the applied science of aeronautical engineering ...
Ludwig Blattner, also known as Louis Blattner, [2] was a pioneer of early magnetic sound recording, licensing a steel wire-based design from German inventor Dr. Kurt Stille, [citation needed] and enhancing it to use steel tape instead of wire, thereby creating an early form of tape recorder. This device was marketed as the Blattnerphone. [3]