James Humphris
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James Humphris was an aero inventor, with occupation -- and location --.
Patents whose inventor or applicant is James Humphris
- Patent GB-1909-13853 (English title: Improvements relating to Aerial Machines, Filing date: 1909-06-12)
- Patent US-1911-983233 (English title: Aerial machine, Filing date: 1910-08-26)
