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Patents > Tech fields : Airplane or propeller & Filing date: 1912 & CPCs: CPC B64C17/00

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Albéric de la Celle (3) · Robert Esnault-Pelterie (3) · Adolf Sprater (2) · Édouard Baril (2) · Roger Chechère (2) · Marianne Burkhardt (2) · Marcel Linzeler (2) · Louis-Adolphe Hayot (2) · Jean-François Arnaud (2) · George Brougham Hubert Austin (2) · Gaston-Marie-Eugène Balignant (2) · Ernest Gérard (2) · Walter Borchardt (2)
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Albéric de la Celle (3) · Robert Esnault-Pelterie (3) · Walter Borchardt (2) · Édouard Baril (2) · Adolf Sprater (2) · George Brougham Hubert Austin (2) · Gaston-Marie-Eugène Balignant (2) · Louis-Adolphe Hayot (2) · Marcel Linzeler (2) · Marianne Burkhardt (2) · Ernest Gérard (2) · Jean-François Arnaud (2) · Roger Chechère (2)
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