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Patents > Grant date: 1910 - 1919 & Citations from after 1930: 3-50 & Number of text pages: 2-4

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Office:
Inventors:
Edson F. Gallaudet (3) · James Robertson Porter (2) · John J. Rectenwald (2) · Spencer Heath (2) · Joseph Emery Bissell (2) · John C. Ayling (2) · Louis Alard (2)
Inventor country:
Applicant person:
Edson F. Gallaudet (3) · Spencer Heath (2) · James Robertson Porter (2) · Joseph Emery Bissell (2) · Louis Alard (2) · John C. Ayling (2) · John J. Rectenwald (2)
Applicant is inventor:
Tech fields:
None (35) · propeller (18) · frame (14) · airplane (12) · stability (11) · kite (9) · helicopter (7) · rudder (6) · airfoil (6) · aerial propeller (6) · LTA (6) · Windmill (5)
Full specification filed date:
Application number:
None (37)
Granted:
Publication date:
Related to aircraft:
Patent agent:
None (7) · Munn & Co. (7) · Victor J. Evans (7) · None (5) · Wm. B. Whitney (3) · Joshua R. H. Potts (3) · H. C. Evert & Co. (3) · Boult, Wade & Tennant (2) · E. E. Vrooman (2) · Randolph, Jr. (2) · Christy and Christy (2) · W. J. FitzGerald & Co. (2) · Eric W. Walford (2) · Armengaud jeune (2)
National tech categories:
None (52) · USPC 244/153R (6) · FR 6.4 (4) · USPC 244/45R (3) · USPC 244/17.11 (3) · USPC 244/177 (3) · USPC 244/46 (3)
IPCs:
None (98) · IPC B64C3/00 (4) · IPC B64C25/00 (3) · IPC B64C3/54 (2) · IPC B64C33/00 (2) · IPC B64C13/00 (2) · IPC B64C3/56 (2) · IPC B64B1/00 (2) · IPC B63H1/12 (2)
CPCs:
CPC A63H27/08 (8) · CPC Y02E10/74 (6) · CPC B64C27/82 (6) · CPC B64C2700/6295 (5) · CPC B64C11/343 (4) · CPC B64C3/54 (4) · CPC B64C3/14 (3) · CPC B64C39/005 (3) · CPC B64C11/00 (3) · CPC B64C39/08 (3) · CPC B64B1/00 (3) · CPC F03D3/00 (3) · CPC F42B10/50 (3) · CPC B64C2001/0081 (3) · CPC F01D5/06 (3) · CPC B64C11/48 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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