Drilldown: Patents

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Patents > Year filed: 1910 - 1919 & Year granted: 1921 & Number of claims: 4-30

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Year filed:
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Inventors:
None (5) · Charles F. Willard (2) · Richard A. Engler (2) · William Starling Burgess (2)
Inventor country:
Applicant is inventor:
Tech fields:
airplane (10) · design (8) · None (5) · frame (5) · construction (5) · propulsion (4) · Fuselage (4) · landing (4) · propeller (4) · biplane (3) · subsystem (3) · hydroaeroplane (3) · instrument (3) · HTA (3) · aerodynamics (3) · chassis (3) · rudder (3)
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Application number:
None (6)
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Related to aircraft:
CPCs:
CPC B64C3/00 (7) · CPC B64C2700/6233 (5) · CPC B64C35/00 (4) · CPC B64C23/005 (3) · CPC B64C17/06 (2) · CPC B64C33/00 (2) · CPC B64C3/385 (2) · CPC B64F2700/6261 (2) · CPC B64C2700/6274 (2) · CPC B64C2700/6235 (2) · CPC B64C9/02 (2) · CPC B64C2001/0063 (2) · CPC Y10T29/49334 (2)
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Citations from after 1930:
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Showing below up to 46 results in range #1 to #46.

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