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Patents > Year granted: 1919 & Filing date: 1918 & Number of figures: 8-40

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Dermot Joseph Mooney (4) · Frank John Tippen (2) · George Holt Thomas (2) · Edward Eugene Brown (2) · Herbert Wiley Hetherington (2)
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CPC B64C3/00 (4) · CPC B64C2700/6235 (3) · CPC B64C3/185 (3) · CPC B64B1/00 (2) · CPC B64C11/00 (2) · CPC B64C17/00 (2) · CPC B64C33/02 (2) · CPC B64C2001/0063 (2) · CPC B64C1/08 (2) · CPC B64C1/065 (2)
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