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Patents > Inventor country: AT & Supplementary to patent: None

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Office:
Inventors:
None (43) · Ignaz Etrich (8) · Adalbert Placek (7) · Edmund Sparmann (7) · Georg Wellner (7) · Ludwig Schmidl (6) · Giulio Silvestri (5) · Adolf Freiherr Odkolek von Augezd (4) · Hugo Hückel (4) · Franzesco Fronz (3) · Raimund Nimfuehr (3) · Adolf Warchalowski (3) · Jacob Knappich (3) · Henry Hyman Salomons (3) · Franz Xaver Wels (3)
Inventor country: (Click arrow to add another value)
Applicant person:
None (65) · Ignaz Etrich (8) · Edmund Sparmann (7) · Adalbert Placek (7) · Ludwig Schmidl (6) · Georg Wellner (6) · Giulio Silvestri (5) · Raimund Nimfuehr (3) · Michael Stefan Bjelvučić (3) · Hugo Hückel (3) · Franz Xaver Wels (3) · Jacob Knappich (3)
Applicant is inventor:
Tech fields:
airplane (80) · None (42) · design (35) · propulsion (34) · Wings (31) · LTA (30) · Construction (26) · propellers (26) · frame (26) · stability (18) · propeller (16) · subsystem (15) · whole (14) · control (13) · wheels (13) · aerodynamics (13) · flapping (11)
Full specification filed date:
Application number:
None (122) · 396277D (2)
Granted:
Supplementary to patent: (Click arrow to add another value)
Related to aircraft:
Patent agent:
None (177) · Armengaud jeune (4) · Société J.-P. Bonnicart et Cie (3) · Brandon frères (3) · Haseltine, Lake & Co. (2) · J. Owden O'Brien (2) · Ad. Sturm (2) · E. Blétry (2) · Bernie Goldsborough (2) · L. Chassevent (2) · Picard (2) · Dom. Casalonga (2) · P. Follin (2) · Lavoix et Mosès (2)
National tech categories:
AT 77d (64) · None (55) · FR 6.4 (31) · HU V/h (21) · FR 6.3 (6) · DE 77h (3) · DE 77h.5 (3) · AT 37a (3) · IT 8 (2) · DE 77h.4 (2) · DE 77 (2) · CH 129b (2) · DE 77h.11 (2) · BE K (2) · AT 42c (2) · DE 77h.10 (2) · FR 5.3 (2) · AT 65b (2) · FR 6.2 (2)
IPCs:
None (171) · IPC B64C39/00 (11) · IPC B64C11/00 (8) · IPC B64C1/00 (6) · IPC B64C23/00 (5) · IPC B64B1/58 (4) · IPC B64C17/00 (4) · IPC B64C33/02 (3) · IPC B64C35/00 (3) · IPC B64C33/00 (2) · IPC B64B1/00 (2) · IPC B64C17/06 (2)
CPCs:
None (135) · CPC B64C11/006 (9) · CPC B64C17/00 (8) · CPC B64C39/00 (8) · CPC B64C33/02 (8) · CPC B64C23/005 (8) · CPC B64C2700/6274 (7) · CPC B64C2700/6295 (5) · CPC B64C17/06 (5) · CPC B64B1/58 (4) · CPC B64C39/005 (4) · CPC B64C39/008 (4) · CPC B64C35/00 (3) · CPC B64C2700/6218 (3) · CPC B64C2700/6212 (3) · CPC B64C1/00 (3) · CPC B64B1/00 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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