CH 129a

Swiss patent category 129a was for Aérostats. This wiki has 14 patents in category "CH 129a".

Patents in category CH 129a

• Patent CH-1907-42977 (English title: Aerostat, Inventors: Alonzo Perry Bliven, Supplementary to patent: Patent US-1906-850616, Filing date: 1907-12-05)
• Patent CH-1909-46669 (English title: Dirigible airship, Inventors: Ottó Krausz, Supplementary to patent: Patent GB-1908-28547, Filing date: 1909-01-04)
• Patent CH-1909-46791 (English title: Dirigible airship, Inventors: Theodor Schober, Sr., Filing date: 1909-01-13)
• Patent CH-1909-48297 (English title: Method of securing balloons with protective cover, Inventors: Johannes Schilling, Supplementary to patent: Patent DE-1908-221549, Filing date: 1909-05-14)
• Patent CH-1909-48538 (English title: Dirigible airship, Inventors: Peter Zweifel, Filing date: 1909-06-08)
• Patent CH-1909-49511 (English title: Method for replacing gas lost during flight by airships with combustion engines, Inventors: Johannes Schilling, Supplementary to patent: Patent DE-1908-220975, Filing date: 1909-08-13)
• Patent CH-1909-50001 (English title: Rigid, disassemblable Airship, Inventors: Adrian Baumann, Supplementary to patent: Patent DE-1908-221155, Filing date: 1909-09-10)
• Patent CH-1909-49837 (English title: Dirigible airship, Inventors: Peter Zweifel, Supplementary to patent: Patent CH-1909-48538, Filing date: 1909-10-04)
• Patent CH-1911-49829 (English title: Airship with keel-framework, Inventors: Hermann Ruthenberg, Supplementary to patent: Patent DE-1909-232158, Filing date: 1909-11-08)
• Patent CH-1910-54259 (English title: Rigid, disassemblable airship, Inventors: Adrian Baumann, Supplementary to patent: Patent CH-1909-50001, Filing date: 1910-07-15)
• Patent CH-1912-61322 (English title: Balloon-valve, Inventors: August Riedinger, Filing date: 1912-07-16, Applicant firm: August Riedinger Ballonfabrik Augsburg G.m.b.H.)
• Patent CH-1912-62717 (English title: Apparatus for unfolding of parachutes, Inventors: Adolf Freiherr Odkolek von Augezd, Supplementary to patent: Patent AT-1913-59404, Filing date: 1912-08-20)
• Patent CH-1914-72904 (English title: Dirigible, Inventors: William Andrew Hutson, Supplementary to patent: Patent US-1913-1087946, Filing date: 1914-04-23)
• Patent CH-1914-70083 (English title: Motor-airship, Inventors: George Sutherland Dodman, Supplementary to patent: Patent GB-1913-16499, Filing date: 1914-07-16)

Enclosing categories	Swiss patent classifications, 1908-1920, CH 129
Subcategories
Keywords	LTA, Balloons, Airship, Dirigibles
Start year	1908
End year	1920