Drilldown: Patents

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Patents > Granted: Yes & National tech categories : DE 77 or IT 8

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Office:
Applicant person:
None (167) · Ernst Georg August Baumgarten (3) · Georg Fischer (3) · Federico Capone (3) · F. Gaebert (3) · Carl Alfred Johansson (3) · Guido Antoni (2) · Ugo Antoni (2) · Otto Schmidt (2) · Carl Friedrich Billwiller (2) · Adolphe Clément-Bayard (2) · Ferdinand von Zeppelin (2) · Raphael Ernst May (2) · Richard Czygan (2) · Carl Georg Rodeck (2)
Applicant type:
Applicant is inventor:
Tech fields:
LTA (111) · propulsion (63) · airplane (58) · navigation (53) · balloon (43) · propeller (36) · frame (34) · stability (28) · None (27) · marine (26) · car (23) · wings (16) · dirigible (16) · design (15) · airship (15) · control (14) · whole (13) · captive (11) · piloting (11)
Full specification filed date:
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Supplementary to patent:
None (221) · Patent SE-1906-23283 (3) · Patent FR-1902-326727 (2) · Patent NO-1915-12-15 Carl Alfred Johansson (2) · Patent FR-1891-215265 (2) · Patent IT-1902-65889 (2)
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IPCs:
None (246) · IPC B64C33/02 (11) · IPC B64B1/00 (7) · IPC B64C31/06 (5) · IPC B64B1/58 (5) · IPC B64B1/40 (5) · IPC B64C23/00 (4) · IPC B64B1/06 (3) · IPC B64B1/62 (2) · IPC B64C27/04 (2) · IPC B64C39/00 (2) · IPC B64C11/00 (2)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
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