Drilldown: Patents

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Patents > Grant date: 1800 - 1899 & IPCs : IPC B64B1/00 or IPC B64C21/02

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Office:
Inventors:
Martin Braun (2) · James Hartness (2) · Ernst Georg August Baumgarten (2)
Inventor country:
Applicant person:
None (5) · Martin Braun (2) · James Hartness (2) · Ernst Georg August Baumgarten (2)
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Applicant is inventor:
Tech fields:
LTA (40) · balloon (21) · navigation (18) · propulsion (11) · car (10) · frame (8) · propeller (8) · rudder (6) · parachute (4) · whole (4) · control (4) · safety (4) · marine (3) · landing (3) · steering (3) · airplane (3)
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Citations from after 1930:
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Showing below up to 49 results in range #1 to #49.

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