Drilldown: Patents

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Patents > Office : DE or DK or IT or NO & Applicant is inventor: Yes & Tech fields : airplane or balloon or frame & Granted: Yes & Assigned to: None

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Office: (Click arrow to add another value)
Applicant person:
None (147) · Ernst Heinkel (11) · Robert Esnault-Pelterie (5) · Guido Antoni (3) · Anton Flettner (3)
Applicant is inventor: (Click arrow to add another value)
Tech fields: (Click arrow to add another value)
Full specification filed date:
Granted: (Click arrow to add another value)
Supplementary to patent:
None (207) · Patent US-1913-04-21 George Raymond Lawrence (3) · Patent NO-1910-20421 (2) · Patent FR-1907-373763 (2) · Patent FR-1906-363017 (2) · Patent FR-1902-321808 (2) · Patent FR-1899-Boinet (2) · Patent FR-1914-475066 (2) · Patent DE-1921-384750 (2) · Patent GB-1908-4519 (2) · Patent HU-1901-24148 (2) · Patent DE-1904-173378 (2) · Patent GB-1913-16499 (2) · Patent AU-1914-14892 (2)
Related to aircraft:
Assigned to: (Click arrow to add another value)
IPCs:
None (174) · IPC B64C3/00 (18) · IPC B64B1/58 (9) · IPC B64C33/02 (7) · IPC B64B1/00 (6) · IPC B64C13/00 (6) · IPC B64C35/00 (6) · IPC B64C39/00 (6) · IPC B64C17/00 (5) · IPC B64C3/38 (5) · IPC B64C1/00 (5) · IPC B64B1/40 (5) · IPC B64B1/14 (4) · IPC B64C3/18 (4) · IPC B64C1/26 (4) · IPC B64C25/00 (4) · IPC B64C19/00 (4)
CPCs:
None (151) · CPC B64C3/00 (18) · CPC B64B1/58 (16) · CPC B64B1/00 (11) · CPC B64C17/00 (10) · CPC B64C2700/6235 (9) · CPC B64C13/00 (9) · CPC B64B1/40 (8) · CPC B64C39/00 (6) · CPC B64C3/385 (6) · CPC B64C33/02 (6) · CPC B64C3/52 (5) · CPC B64C35/00 (5) · CPC B64B1/62 (4) · CPC B64C25/06 (4) · CPC B64C23/005 (4)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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