Drilldown: Patents

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Patents > Inventor country: US & Patent agent : Marks & Clerk or None & First filing: Yes

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Office:
Inventors:
Thomas Osborne Perry (3) · John H. Nolan (2) · Spencer Heath (2) · David Palmgren (2) · Julius Christian Christiansen (2) · Eleazer Kempshall (2) · Matthew Arlington Batson (2)
Inventor country: (Click arrow to add another value)
Applicant person:
Thomas Osborne Perry (3) · None (2) · Eleazer Kempshall (2) · John H. Nolan (2) · Spencer Heath (2) · Julius Christian Christiansen (2) · David Palmgren (2) · Matthew Arlington Batson (2)
Applicant type:
Applicant is inventor:
Tech fields:
None (12) · navigation (9) · airplane (7) · propeller (7) · frame (5) · control (5) · stability (4) · propulsion (4) · wings (4) · fabric (3) · military (3) · instrument (3) · helicopter (3) · projectile (3) · construction (3) · steering (3) · Aerial propeller (3)
Full specification filed date:
Application number:
None (18) · 191100210D (2)
Granted:
Publication date:
Related to aircraft:
Patent agent: (Click arrow to add another value)
CPCs:
CPC B64C27/54 (5) · CPC B64C39/005 (3) · CPC B64C2700/6295 (3) · CPC B64B1/00 (3) · CPC B64C2700/6256 (3) · CPC B64C13/00 (3) · None (2) · CPC B64C17/00 (2) · CPC Y10T24/3747 (2) · CPC E05G1/024 (2) · CPC B64C39/00 (2) · CPC B64C33/02 (2) · CPC B64C2700/6281 (2) · CPC B64C27/82 (2) · CPC B64C27/10 (2) · CPC B64C27/04 (2) · CPC B64C3/42 (2) · CPC B64C11/006 (2)
First filing: (Click arrow to add another value)
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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