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Patents > Office: Other & Tech fields: propulsion & Publication date: 1911

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Inventors:
André-Julien Mahoudeau (3) · James Robertson Porter (2) · Carl Hanschke (2) · Antoine-Padoue Filippi (2)
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None (10) · André-Julien Mahoudeau dit de Villethiou (2) · Carl Hanschke (2) · Antoine-Padoue Filippi (2) · James Robertson Porter (2)
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None (18) · 423792D (2)
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