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Patents > Year granted: 1914 & Citations from after 1930: None & Number of claims: 8-15

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Inventors:
Isaac Bell (2) · Thomas Sloper (2) · George Sutherland Dodman (2) · John Arthur Armstrong (2)
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Tech fields:
airplane (14) · stability (13) · LTA (8) · automatic stability (8) · propellers (7) · propulsion (5) · design (5) · airship (4) · Frame (3) · military (3) · None (3) · rudder (3) · Equilibrium (3)
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