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Patents > National tech categories : DE 77h.5 or USPC 244/22 & Number of text pages: 1-2

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Office:
Inventors:
None (41) · Anton Flettner (10) · Ernst Heinkel (9) · Robert Esnault-Pelterie (4) · Rumpler-Werke G.m.b.H. in Berlin-Johannisthal (4) · Jacob Knappich (2) · Karl Ludwig Waldemar Geest (2) · Deutsche Flugzeug Werke (2) · Charles Rudolph Wittemann (2) · Raimund Nimfuehr (2) · Orville Wright (2) · Anthony Herman Gerard Fokker (2)
Inventor country:
Applicant person:
None (61) · Anton Flettner (10) · Ernst Heinkel (9) · Robert Esnault-Pelterie (4) · Claudius Dornier (3) · Raimund Nimfuehr (2) · Charles Rudolph Wittemann (2) · Jacob Knappich (2) · Anthony Herman Gerard Fokker‎‎ (2)
Applicant is inventor:
Tech fields:
airplane (75) · frame (43) · design (32) · wings (30) · construction (21) · control (17) · Tragfläche (15) · biplane (15) · subsystem (11) · navigation (11) · rudder (11) · stability (11) · fuselage (11) · None (10) · airfoil (9) · propulsion (9) · whole (8) · propeller (7) · ornithopter (7) · flapping (7)
Full specification filed date:
Application number:
None (93)
Granted:
Publication date:
Supplementary to patent:
None (107) · Patent DE-1904-173378 (2) · Patent DE-1921-384750 (2) · Patent DE-1918-388537 (2) · Patent DE-1910-249794 (2)
Related to aircraft:
National tech categories: (Click arrow to add another value)
IPCs:
None (29) · IPC B64C3/00 (23) · IPC B64C13/00 (14) · IPC B64C1/00 (8) · IPC B64C39/00 (8) · IPC B64C3/38 (6) · IPC B64C3/18 (5) · IPC B64C9/02 (4) · IPC B64C33/00 (4) · IPC B64C3/56 (4) · IPC B64C1/26 (4) · IPC B64C11/00 (3) · IPC B64C17/00 (3)
CPCs:
CPC B64C3/00 (25) · CPC B64C13/00 (17) · CPC B64C2700/6235 (14) · None (13) · CPC B64C33/02 (10) · CPC B64C17/00 (7) · CPC B64C39/00 (4) · CPC B64C9/02 (4) · CPC B64C3/56 (4) · CPC B64C31/02 (3) · CPC B64C2700/6295 (3) · CPC B64C9/00 (3) · CPC B64D7/02 (3) · CPC B64C11/00 (3) · CPC B64C3/385 (3) · CPC B64C3/18 (3) · CPC B64C1/26 (3) · CPC B64C3/52 (3)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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