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Patents > Inventor country: None & Tech fields : engine or propulsion

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Inventors:
None (4) · Boubillon (2) · J. W. Brooks (2) · Henry William Grylls (2) · H. Neville (2) · Guégnot (2) · Johnstone (2) · Georges-Marie Cave (2) · Foucher (2) · Folacci (2) · J. Holt (2) · Matthew Piers Watt Boulton (2) · Thomas Bridges Heathorn (2) · Vicomte Decazes (2)
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None (96) · Vicomte Decazes (2) · Folacci (2)
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