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Patents > National tech categories : AT 77d or FR 6.3 & Number of diagram pages: 2-50000000

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Office:
Inventors:
Alfred-Eugène Pichou (4) · Philippe Delbert (2) · Joseph Monpelas de Dax (2) · Frédéric Malfait (2) · Raffaele Ronco fu Riccardo (2) · François-Marcellin Chartier (2)
Inventor country:
Applicant person:
None (5) · Alfred-Eugène Pichou (4) · Philippe Delbert (2) · Joseph Monpelas de Dax (2) · Frédéric Malfait (2) · Raffaele Ronco fu Riccardo (2) · François-Marcellin Chartier (2)
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Tech fields:
propulsion (25) · LTA (23) · navigation (18) · construction (10) · aerostat (9) · dirigible (8) · propeller (8) · propellers (7) · airplane (7) · ascension (7) · stability (7) · safety (6) · wings (6) · airship (6) · design (6) · balloon (6) · frame (5) · texture (5)
Full specification filed date:
Application number:
None (14)
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First filing:
Citations from after 1930:
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Showing below up to 65 results in range #1 to #65.

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