Drilldown: Patents

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Patents > Year granted: 1870 - 1879 & First filing: No

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Inventors:
None (3) · Barbier (2) · Villard (2) · Ernst Georg August Baumgarten (2) · Couturier (2) · Charles F. Ritchel (2) · Joseph Simmons (2)
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None (23) · Barbier (2) · Villard (2) · Couturier (2)
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Tech fields:
navigation (33) · propulsion (21) · balloon (14) · aerostat (13) · LTA (11) · propellers (9) · propeller (8) · None (8) · airship (8) · construction (7) · balloons (6) · stability (5) · flapping (4) · hydrogen (4) · frame (4) · gas (3) · parachute (3)
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Showing below up to 87 results in range #1 to #87.

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