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Patents > National tech categories: FR 6.4 & CPCs : CPC B64B1/40 or CPC B64C23/005 & Number of text pages: 2-3

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Inventors:
None (4) · Gustav Mees (4) · Charles Wolf (3) · Jean Desbois (3) · Adolphe Clément-Bayard (3) · Jane-Françoise-Mathilde Giraud (2) · Johann Schütte (2) · Joseph Allison Steinmetz (2) · Maurice-Achille Lécuyer (2) · Alvaro Da Cunha (2)
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None (5) · Gustav Mees (3) · Charles Wolf (3) · Jean Desbois (3) · Adolphe Clément-Bayard (3) · Jane-Françoise-Mathilde Giraud (2) · Johann Schütte (2) · Joseph Allison Steinmetz (2) · Maurice-Achille Lécuyer (2) · Alvaro Da Cunha (2)
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Tech fields:
Airplane (30) · Design (19) · hybrid (18) · Propulsion (18) · propellers (15) · ascension (14) · Helicopter (14) · LTA (11) · frame (11) · None (11) · Construction (10) · Stability (9) · lift (9) · wings (8) · Control (7) · nacelle (7) · suspension (6) · Sustentation (6)
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None (4)
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