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Patents > Tech fields: stability & Number of figures: 10-15

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Office:
Inventors:
Edmund Sparmann (7) · Adolf Sprater (5) · Martin Diederich Rucker (4) · Arthur Henry Edwards (4) · Louis Marmonier (3) · Gustave Plaisant (3) · Augustus Moore Herring (3) · Karl Willems (3) · Adolphe-François-Joseph Doutre (3) · Louis Brennan (3)
Inventor country:
Applicant person:
None (10) · Edmund Sparmann (7) · Adolf Sprater (5) · Martin Diederich Rucker (4) · Arthur Henry Edwards (4) · Louis Brennan (3) · Gustave Plaisant (3) · Karl Willems (3) · Adolphe-François-Joseph Doutre (3) · Louis Marmonier (3) · Augustus Moore Herring (3)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (32)
Granted:
Supplementary to patent:
None (120) · Patent GB-1908-4519 (4) · Patent GB-1909-26034 (3) · Patent FR-1909-403985 (2) · Patent BE-1910-230887 (2) · Patent GB-1909-12256 (2) · Patent IT-1908-98601 (2) · Patent DE-1910-243485 (2)
Related to aircraft:
Patent agent:
None (39) · Armengaud jeune (8) · Munn & Co. (6) · Haseltine, Lake & Co. (5) · Lavoix et Mosès (5) · None (5) · J. Germain (4) · Victor J. Evans (3)
National tech categories:
FR 6.4 (55) · None (33) · USPC 244/80 (10) · HU V/h (4) · DE 77 (3) · USPC 244/93 (3) · USPC 244/91 (3) · USPC 244/48 (3) · USPC 244/45R (3)
CPCs:
CPC B64C17/00 (50) · None (28) · CPC B64C2700/6218 (19) · CPC B64C17/06 (9) · CPC B64C2700/6212 (8) · CPC B64C23/005 (8) · CPC B64C13/00 (8) · CPC B64C39/00 (7) · CPC B64C3/385 (7) · CPC B64C2700/6295 (6) · CPC B64C33/02 (4) · CPC B64C39/08 (4) · CPC B64C13/24 (4) · CPC B64C2700/6214 (4) · CPC B64C2700/6216 (4) · CPC B64B1/00 (4) · CPC B64C2700/6233 (3) · CPC B64C1/00 (3) · CPC B64C9/00 (3) · CPC B64C3/00 (3)
First filing:
Citations from after 1930:
Number of diagram pages:

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