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Patents > National tech categories: None & CPCs : CPC B64C3/38 or CPC B64C33/02

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Office:
Inventors:
None (3) · Friedrich Kopsch (2) · James Dennis Roots (2) · William Henry Kelly (2) · Alfred Theodor Zeise (2) · Robert Gastambide (2) · August Keller (2) · Lemuel Seaman Cunningham (2) · John Valentine Janin (2) · Jules Gastambide (2)
Inventor country:
Applicant person:
None (5) · John Valentine Janin (2) · James Dennis Roots (2) · Lemuel Seaman Cunningham (2) · Robert Gastambide (2) · Jules Gastambide (2) · Friedrich Kopsch (2) · Alfred Theodor Zeise (2) · William Henry Kelly (2)
Applicant type:
Applicant is inventor:
Tech fields:
None (53) · ornithopter (16) · flapping (15) · wings (12) · airplane (9) · frame (9) · design (7) · propulsion (6) · construction (4) · control (4) · Whole (4) · HTA (3) · stability (3) · Aerodynamics (3)
Full specification filed date:
Application number:
None (6)
Granted:
Related to aircraft:
National tech categories: (Click arrow to add another value)
CPCs: (Click arrow to add another value)
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Cites these patents:
Citations from after 1930:
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