Stewart Cairncross
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Stewart Cairncross was an aero inventor in Grafton, North Dakota.
Patents whose inventor or applicant is Stewart Cairncross
- Patent US-1890-432860 (English title: Aerial machine, Filing date: 1890-02-10)
- Patent GB-1890-11455 (English title: Navigable balloon, Supplementary to patent: Patent US-1890-432860, Filing date: 1890-07-22)
- Patent DE-1891-59851 (English title: Steerable airship, Supplementary to patent: Patent DE-1890-59851, Filing date: 1890-07-22)
- Patent US-1891-464851 (English title: Aerial machine, Supplementary to patent: Patent US-1890-432860, Filing date: 1891-03-03)
- Patent US-1900-653615 (English title: Aerial wheel, Filing date: 1899-11-25)
