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Patents > Office : ?? or DE or FI or SU or US & IPCs: None & Number of text pages: 1-2 & Number of claims: 4-13 & Number of diagram pages: 1

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Office: (Click arrow to add another value)
Inventors:
None (5) · Joseph Allison Steinmetz (3) · Louis Gathmann (2) · Carey Alan Manker (2) · Eleazer Kempshall (2) · Hellmuth Hirth (2) · John J. Rectenwald (2) · Iskander Hourwich (2)
Inventor country:
Applicant person:
None (24) · Joseph Allison Steinmetz (3) · John J. Rectenwald (2) · Eleazer Kempshall (2) · Carey Alan Manker (2) · Louis Gathmann (2) · Iskander Hourwich (2)
Applicant is inventor:
Tech fields:
LTA (19) · propeller (18) · propulsion (16) · frame (16) · airplane (15) · military (10) · balloon (9) · projectile (8) · stability (7) · None (7) · navigation (6) · safety (6) · construction (5) · subsystem (5) · marine (5) · rudder (5) · fabric (4) · car (4)
Full specification filed date:
Application number:
None (56)
Granted:
Publication date:
Related to aircraft:
Patent agent:
None (53) · Munn & Co. (6) · None (3) · Victor J. Evans (2) · G. H. Strong (2)
National tech categories:
None (48) · USPC 244/3.23 (4) · DE 77h.15 (3) · USPC 244/53R (2) · USPC 416/132B (2) · USPC 244/153R (2) · USPC 416/116 (2) · USPC 416/113 (2) · USPC 416/228 (2) · USPC 416/135 (2) · USPC 244/5 (2) · USPC 416/132R (2) · DE 42c.35 (2) · DE 77 (2) · DE 77h.6 (2)
IPCs: (Click arrow to add another value)
CPCs:
None (11) · CPC B64C11/006 (9) · CPC B64C13/00 (5) · CPC B64B1/40 (4) · CPC B64B1/00 (3) · CPC B64C11/343 (3) · CPC B64C11/48 (3) · CPC F42B10/30 (3) · CPC A63H27/08 (3) · CPC B64C27/54 (3)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of claims:
Number of diagram pages:

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