Drilldown: Patents

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Patents > Year granted: 1890 - 1899 & Patent agent : W. J. Spruson or None

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Office:
Applicant person:
None (325) · Ferdinand von Zeppelin (4) · Jean Dusséqué (4) · F. Gaebert (4) · Richard Czygan (3) · de Préneuf (3) · Federico Capone (3) · Carl Friedrich Billwiller (3) · Gentil (3)
Applicant is inventor:
Full specification filed date:
Granted:
Supplementary to patent:
None (462) · Patent FR-1898-275602 (4) · Patent CH-1899-18666 (4) · Patent DE-1895-98580 (4) · Patent FR-1891-216860 (3) · Patent DE-1894-79446 (2) · Patent US-1890-439421 (2) · Patent FR-1899-284713 (2) · Patent FR-1898-278192 (2) · Patent FR-1893-233439 (2) · Patent FR-1891-215265 (2) · Patent DE-1894-83896 (2) · Patent FR-1897-271948 (2) · Patent DE-1893-73799 (2)
Related to aircraft:
Patent agent: (Click arrow to add another value)
National tech categories:
None (264) · DE 77 (90) · FR 6.3 (67) · HU V/h (11) · USPC 244/153R (9) · GB 4 propel & steer (6) · GB 4 without buoyant (4) · IT 8 (4) · USPC 244/30 (4) · DE 77h (3) · DE 62b (3) · USPC 244/96 (3) · USPC 244/16 (3)
IPCs:
None (458) · IPC B64B1/00 (15) · IPC B64C31/06 (7) · IPC B64C31/00 (5) · IPC B64B1/40 (5) · IPC B64C33/02 (3) · IPC B64C31/02 (3) · IPC B64B1/58 (3) · IPC B64C3/00 (2) · IPC B64C3/38 (2) · IPC B64C29/00 (2) · IPC B64C31/04 (2) · IPC B64C27/04 (2) · IPC B64B1/62 (2) · IPC B64B1/06 (2)
CPCs:
None (274) · CPC B64C11/006 (25) · CPC B64B1/00 (22) · CPC B64C11/36 (15) · CPC B64C11/48 (13) · CPC A63H27/08 (12) · CPC B64B1/40 (11) · CPC B64C11/065 (10) · CPC B64C11/346 (9) · CPC B64C3/48 (9) · CPC F05B2260/74 (9) · CPC B63H1/12 (8) · CPC B64C11/06 (7) · CPC B64C33/02 (7) · CPC B61B5/02 B64B1/50 (5) · CPC B64C11/343 (5)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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