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Patents > Office: DE & Tech fields : Airplane or propeller & Number of figures: 2-4

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Office: (Click arrow to add another value)
Inventors:
None (26) · Ernst Heinkel (8) · Robert Esnault-Pelterie (4) · Jakob Haw (4) · Christian Lorenzen (3) · Gustav Mees (2) · George Raymond Lawrence (2) · Gustav Pieske (2) · Alexander Baumann (2)
Inventor country:
Applicant person:
None (45) · Ernst Heinkel (8) · Robert Esnault-Pelterie (3) · Hans Reissner (2) · Gustav Mees (2) · George Raymond Lawrence (2) · Jakob Haw (2) · Christian Lorenzen (2)
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Related to aircraft:
IPCs:
None (34) · IPC B64C3/00 (10) · IPC B64C39/00 (6) · IPC B64C11/16 (5) · IPC B64C13/00 (4) · IPC B64C3/38 (4) · IPC B64C11/34 (4) · IPC B64C11/00 (4) · IPC B64C35/00 (4) · IPC B64C3/56 (3) · IPC B64C11/06 (3) · IPC B64B1/58 (3)
CPCs:
None (21) · CPC B64C3/00 (11) · CPC B64C13/00 (7) · CPC B64C2700/6235 (7) · CPC B64C11/04 (5) · CPC B64C3/385 (5) · CPC B64C35/00 (4) · CPC B64C11/00 (4) · CPC B64C17/00 (4) · CPC B64C39/00 (4) · CPC B64C3/56 (4) · CPC B64C3/52 (3) · CPC B64C11/006 (3) · CPC B64C11/20 (3)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
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