Drilldown: Patents

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Patents > Office : CA or DE or FR & Filing date: 1800 - 1899 & Number of text pages: 3-70

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Office: (Click arrow to add another value)
Inventors:
Albert Livingstone Blackman (3) · Georg Fischer (2) · Louis-Amédée Reynal (2) · David Thayer (2) · Charles Zimmerman (2) · Auguste Prouvost (2)
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Applicant person:
None (20) · Albert Livingstone Blackman (3) · Georg Fischer (2) · Louis-Amédée Reynal (2) · David Thayer (2)
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Tech fields:
LTA (38) · navigation (22) · propulsion (20) · balloon (13) · frame (11) · airship (8) · car (7) · control (6) · kite (5) · propeller (5) · dirigible (5) · propellers (5) · None (5) · hybrid (4) · compartments (4) · design (4) · aerostat (4) · flapping (4)
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Citations from after 1930:
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