Drilldown: Patents

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Patents > Filing date: 1890 - 1899 & Patent agent : E. Blétry or None

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Office:
Applicant person:
None (195) · Ferdinand von Zeppelin (6) · Rudolf Krocker (5) · F. Gaebert (4) · Jean Dusséqué (4) · Carl Friedrich Billwiller (3) · Edward Zarski (3) · Richard Czygan (3)
Applicant is inventor:
Tech fields:
LTA (168) · propulsion (104) · balloon (81) · frame (79) · propeller (65) · navigation (58) · car (39) · None (38) · parachute (32) · kite (30) · design (26) · marine (24) · whole (24) · rudder (19) · dirigible (18) · flapping (18) · stability (18) · gas (17) · electricity (17) · hybrid (17)
Full specification filed date:
Granted:
Supplementary to patent:
None (324) · Patent CH-1899-18666 (5) · Patent DE-1899-123884 (5) · Patent DE-1895-98580 (5) · Patent FR-1891-216860 (4) · Patent FR-1891-215265 (4) · Patent DE-1894-76727 (3) · Patent FR-1899-Boinet (3) · Patent FR-1898-278192 (3) · Patent FR-1898-275602 (3) · Patent GB-1886-8051 (2) · Patent US-1892-502168 (2) · Patent FR-1899-284713 (2) · Patent US-1890-432860 (2) · Patent US-1890-439421 (2) · Patent NO-1891-2589 (2) · Patent DE-1893-73799 (2) · Patent DE-1894-79446 (2)
Related to aircraft:
Patent agent: (Click arrow to add another value)
National tech categories:
DE 77 (98) · None (89) · GB 4 propel & steer (25) · FR 6.3 (20) · GB 4 with buoyant (17) · HU V/h (15) · GB 4 without buoyant (13) · USPC 244/153R (12) · DE 77h (12) · GB 4 (10) · GB 4 aërostats (8) · RU Group V (7) · IT 8 (7) · GB 4 framework (6) · USPC 244/30 (5) · GB 4 aëroplanes (5) · GB 4 motors (4) · GB 4 parachutes (4) · DK 77 (4)
IPCs:
None (326) · IPC B64B1/00 (17) · IPC B64C31/06 (10) · IPC B64B1/40 (6) · IPC B64C31/00 (5) · IPC B64C33/02 (5) · IPC B64C31/02 (3) · IPC B64C29/00 (2) · IPC B64C31/04 (2) · IPC B64B1/62 (2) · IPC B64B1/58 (2) · IPC B64B1/50 (2) · IPC B64B1/06 (2) · IPC B64C27/04 (2)
CPCs:
None (267) · CPC B64B1/00 (25) · CPC A63H27/08 (17) · CPC B64B1/40 (12) · CPC B64C33/02 (6) · CPC B64C11/006 (6) · CPC B64B1/58 (4) · CPC B64B1/62 (3) · CPC B64C11/48 (3) · CPC B64B1/50 (3) · CPC B64C31/02 (3) · CPC B64C27/00 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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