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Patents > Inventor country : NL or US & Applicant is inventor: Yes & CPCs : CPC B64C23/005 or CPC B64C2700/6295

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Tech fields:
None (238) · airplane (76) · frame (55) · stability (45) · propeller (39) · navigation (36) · propulsion (35) · rudder (29) · wheels (22) · helicopter (21) · airfoil (18) · takeoff (16) · hybrid (14) · aeroplane (12) · whole (11) · propellers (10) · design (10) · construction (9) · landing (9)
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Patent agent:
None (253) · Victor J. Evans (11) · Munn & Co. (7) · Joshua R. H. Potts (5) · Ch. Faber (3) · G. Petiau (3) · Marks & Clerk (3) · C. A. Snow & Co. (3) · Spencer Heath (3) · Brandon freres (3) · Rigot et Prévost (2) · Paul & Paul (2) · Reginald W. Barker (2) · R. S. & A. B. Lacey (2) · P. Follin (2) · Edwards & Co. (2) · C. A. Knowles (2) · Howson and Howson (2) · Ad. Sturm (2) · Boramé et Julien (2)
National tech categories:
None (135) · USPC 244/45R (42) · USPC 244/6 (37) · USPC 244/13 (28) · FR 6.4 (27) · USPC 244/66 (17) · USPC 244/12.1 (15) · USPC 244/87 (8) · USPC 244/80 (8) · USPC 244/48 (8) · USPC 244/35R (7) · USPC 244/90R (7) · USPC 244/60 (7) · USPC 244/104R (6) · USPC 244/50 (5) · USPC 244/91 (5) · USPC 244/100R (5) · USPC 244/139 (5)
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