Drilldown: Patents

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Patents > Year granted: 1840 - 1849 & Applicant firm : John A. Roebling's Sons or None

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Louis-Honoré Gauthier (5) · None (2)
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None (18) · navigation (6) · propulsion (5) · LTA (5) · balloon (3) · marine (3) · frame (2) · rudder (2) · wheels (2) · propeller (2) · dirigible (2) · landing (2) · whole (2)
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Showing below up to 44 results in range #1 to #44.

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