Drilldown: Patents

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Patents > Filing date: July 1891

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Year filed:
(There are no values for this filter)
Year granted:
(There are no values for this filter)
Office:
CH (1) · FR (2) · GB (3) · US (1)
Inventors:
August Riedinger (1) · Clément Ader (1) · F. H. Dufty (1) · Louis-Amédée Reynal (1) · Ludwig Kohrmann (1) · Ludwig Rahrmann (1) · William Augustus Fyers (1) · William Nelson Riddle (1)
Inventor country:
None (1) · DE (2) · FR (2) · GB (1) · US (1)
Applicant person:
None (2) · August Riedinger (1) · Clément Ader (1) · Edmund Edwards (1) · Louis-Amédée Reynal (1) · William Nelson Riddle (1)
Applicant firm:
None (7)
Applicant type:
None (4) · INDIV (3)
Applicant is inventor:
None (1) · Yes (6)
Tech fields:
airfoil (1) · airplane (1) · balloon (1) · car (1) · compartments (1) · construction (1) · engine (1) · LTA (2) · marine (1) · military (2) · nacelle (1) · navigation (1) · parachutes (1) · photography (1) · possibly flapping (1) · projectile (1) · propellers (1) · propulsion (3) · safety (1) · subsystem (1) · ventilation (1) · whole (1)
Filing date:
July 2, 1891 (1) · July 4, 1891 (1) · July 7, 1891 (1) · July 11, 1891 (1) · July 20, 1891 (1) · July 21, 1891 (1) · July 25, 1891 (1)
Full specification filed date:
None (7)
Application number:
None (7)
Grant date:
January 1892 (1) · April 1892 (1)
Granted:
Yes (7)
Publication date:
None (7)
Supplementary to patent:
None (5) · Patent FR-1890-205155 (1) · Patent FR-1891-210861 (1)
Related to aircraft:
0 (1) · 1 (4) · Yes (2)
Patent agent:
None (2) · Armengaud jeune (1) · Casalonga (1) · E. Blum & Cie. (1) · Edmund Edwards (1) · Munn & Co. (1)
Assigned to:
None (7)
National tech categories:
None (1) · CH 12 (1) · FR 6.3 (2) · GB 4 parachute (1) · GB 4 propel & steer (1) · USPC 244/27 (1) · USPC 416/116 (1)
IPCs:
None (5) · IPC B64C39/00 (1) · IPC F24F7/02 (1)
CPCs:
None (6) · CPC B64C39/008 (1)
Family year:
(There are no values for this filter)
First filing:
None (1) · No (4) · Yes (2)
Cites these patents:
None (7)
Citations from after 1930:
None (1)
Number of text pages:
None (4) · 3 (2) · 7 (1)
Number of claims:
None (5) · 3 (1) · 5 (1)
Number of diagram pages:
None (4) · 1 (2) · 2 (1)
Number of figures:
None (4) · 3 (1) · 6 (1) · 7 (1)

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