Drilldown: Patents

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Patents > Year filed: 1900 - 1909 & Tech fields: flapping & Number of figures: 6-9

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Inventors:
Felix Michau (4) · Robert Strehlau (3) · None (2) · Boo Henning Wallin (2) · Henri Dufaux (2) · Guido Antoni (2) · Firmin Bousson (2) · Ferdinand Lanz (2) · John Spies (2) · Armand Dufaux (2) · Ugo Antoni (2)
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None (7) · Felix Michau (4) · Henri Dufaux (2) · Firmin Bousson (2) · Ferdinand Lanz (2) · Boo Henning Wallin (2) · Robert Strehlau (2) · Armand Dufaux (2)
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None (18)
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