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Patents > Year filed: 1909 & Year granted: 1910 - 1919 & Office : BE or NL or RU or Other & Inventor country : MX or US & Related to aircraft : 1 or Other & Number of diagram pages: 3-4

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Year filed:
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Year granted:
Office: (Click arrow to add another value)
Inventors:
Albert Hugo Friedel (2) · Malcolm Grover Adams (2)
Inventor country: (Click arrow to add another value)
Applicant person:
None (2) · Albert Hugo Friedel (2) · Malcolm Grover Adams (2)
Applicant firm:
Applicant type:
Applicant is inventor:
Tech fields:
airplane (21) · frame (21) · propeller (20) · stability (15) · rudder (15) · navigation (14) · propulsion (12) · None (9) · wheels (7) · car (6) · takeoff (6) · helicopter (5) · safety (5) · LTA (5) · landing (4) · HTA (4) · propellers (4) · cargo (4) · hybrid (3) · balloon (3)
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None (5)
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Related to aircraft: (Click arrow to add another value)
National tech categories:
None (6) · USPC 244/20 (4) · USPC 244/100R (3) · USPC 244/45R (3) · USPC 244/89 (2) · USPC 244/82 (2) · USPC 244/73R (2) · USPC 244/48 (2) · USPC 244/51 (2)
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Citations from after 1930:
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Showing below up to 53 results in range #1 to #53.

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