E. Blum & Co.

Swiss patent agent E. Blum & Co. filed Patent CH-1911-52497, giving its location as Zürich.

Patents for which E. Blum & Co. was the patent agent

• Patent CH-1900-22482 (Inventors: Emanuel Kalisch, English title: Double-screw propellers for flying machines)
• Patent CH-1907-39330 (English title: Wings for flying machines, Supplementary to patent: Patent SE-1906-23283, Applicant firm: Aktiebolaget Aviatorer)
• Patent CH-1907-40571 (English title: Propulsion device for the wings of dynamic flying machines, Supplementary to patent: Patent SE-1906-25199, Applicant firm: Aktiebolaget Aviatorer)
• Patent CH-1908-47350 (Inventors: Paul Frederik Degn, English title: Flying apparatus, involving flexible blade propellers, possibly aiding in ascension as well as propulsion, Supplementary to patent: Patent DE-1907-214228)
• Patent CH-1909-46669 (Inventors: Ottó Krausz, English title: Dirigible airship, Supplementary to patent: Patent GB-1908-28547)
• Patent CH-1909-46791 (Inventors: Theodor Schober, Sr., English title: Dirigible airship)
• Patent CH-1909-48297 (Inventors: Johannes Schilling, English title: Method of securing balloons with protective cover, Supplementary to patent: Patent DE-1908-221549)
• Patent CH-1909-48538 (Inventors: Peter Zweifel, English title: Dirigible airship)
• Patent CH-1909-48855 (Inventors: Rudolf Wagner • Carl Edler von Radinger, English title: Construction element and method of manufacturing the same)
• Patent CH-1909-49709 (Inventors: John Seiler, English title: Airplane, Supplementary to patent: Patent US-1908-927605)
• Patent CH-1909-49837 (Inventors: Peter Zweifel, English title: Dirigible airship, Supplementary to patent: Patent CH-1909-48538)
• Patent CH-1909-50297 (Inventors: Max Heinrich Bauer, English title: Bearing for propeller shafts on water and airships, the propellers of which have counter blades)
• Patent CH-1910-53360 (Inventors: Alois Wolfmüller, English title: Aircraft)
• Patent CH-1911-52497 (Inventors: Andreas Bosshardt, English title: Flying machine)
• Patent CH-1911-56268 (Inventors: August Wendtland, English title: Airplane)
• Patent CH-1911-57687 (Inventors: Dane Hurlburt, English title: Monoplane, Supplementary to patent: Patent FR-1910-420958)
• Patent CH-1912-61829 (Inventors: Albert Giger, English title: Flugmaschine)
• Patent CH-1912-63001 (Inventors: Georges de Bothezat, English title: Aeroplane of automatic stability, Supplementary to patent: Patent BE-1911-05-15 Georges de Bothezat)
• Patent CH-1913-65483 (Inventors: Wilhelm Kauertz, English title: Airship port, actually a system featuring two independently rotable airship hangars, Supplementary to patent: Patent DE-1913-301564)
• Patent CH-1914-73253 (Inventors: Ulysse Vermot-Desroches, English title: Orthopteran flying machine, Supplementary to patent: Patent BE-1914-264437)
• Patent CH-1915-73161 (Inventors: Otto Schüle, English title: Aircraft with device for lateral stabilization)
• Patent CH-1915-73162 (Inventors: Otto Schüle, English title: Apparatus for lateral stability in aircraft)

Patents for which E. Blum & Cie. was the patent agent

• Patent CH-1891-3995 (Inventors: August Riedinger, English title: Ventilation device)
• Patent CH-1900-21518 (Inventors: Firmin Bousson, English title: Device intended for mechanical flight)
• Patent CH-1902-27895 (Inventors: Alfred Chiodera, English title: Dirigible airship)