Drilldown: Patents

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Patents > Applicant is inventor: Yes & National tech categories : DE 77h.9 or HU V/h & Number of claims: None

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Office:
Inventors:
None (2) · Árpád Zigány (2) · Dőry Béla Jobaházi (2)
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Applicant is inventor: (Click arrow to add another value)
Tech fields:
Airplane (17) · Propellers (10) · Subsystem (8) · whole (5) · Propulsion (4) · Dirigibles (4) · design (4) · Takeoff (4) · Airship (4) · monoplane (3) · construction (3) · LTA (3) · steering (3) · wings (3)
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Citations from after 1930:
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Showing below up to 38 results in range #1 to #38.

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