Drilldown: Patents

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Patents > Year filed: 1900 - 1909 & Office : BE or FR & Applicant firm: None & Applicant type : COMPANY + INDIV or INDIV or INIV & Supplementary to patent : Patent BE-1909-214032 or Patent NO-1915-12-15 Carl Alfred Johansson or   or None & IPCs: IPC B64C39/00

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Office: (Click arrow to add another value)
Inventors:
Ignaz Etrich (2) · Gottlieb Burckhardt (2)
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Applicant person:
Ignaz Etrich (2) · Gottlieb Burckhardt (2)
Applicant firm: (Click arrow to add another value)
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Applicant is inventor:
Tech fields:
Airplane (34) · Propulsion (21) · Design (21) · None (14) · Wings (14) · propellers (12) · frame (11) · Construction (11) · lift (8) · aerodynamics (8) · stability (7) · monoplane (6) · Control (6) · chassis (6) · Whole (5) · navigation (5) · Sustentation (5) · heavier-than-air (4) · rudder (4) · Steering (4)
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None (3)
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Showing below up to 85 results in range #1 to #85.

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