Drilldown: Patents

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Patents > Granted: Yes & Family year: 1880 - 1889 & Number of diagram pages: 1

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Office:
Inventors:
Otto Lilienthal (7) · Georg Wellner (3) · David M. Mefford (2)
Inventor country:
Applicant person:
None (12) · Otto Lilienthal (5) · David M. Mefford (2)
Applicant type:
Applicant is inventor:
Tech fields:
LTA (28) · None (13) · balloon (11) · propulsion (10) · navigation (9) · stability (7) · projectile (7) · hand tools (6) · military (6) · car (6) · control (5) · propeller (4) · frame (4) · kite (3) · safety (3) · ornithopter (3)
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Related to aircraft:
National tech categories:
None (25) · DE 77 (19) · USPC 244/30 (5) · USPC 244/153R (3) · DE 13 (3) · USPC 244/3.23 (3) · USPC 244/3.3 (2) · USPC 244/3.27 (2) · USPC 244/155R (2) · USPC 89/1.51 (2)
CPCs:
None (18) · CPC B64B1/00 (8) · CPC F16B2/02 (7) · CPC Y10T403/4677 (7) · CPC F16B2200/40 (7) · CPC B64C11/04 (7) · CPC B64C33/02 (4) · CPC B64C27/54 (4) · CPC A63H27/08 (3) · CPC B64B1/58 (2) · CPC F42B10/14 (2) · CPC F05B2260/74 (2) · CPC F42B10/30 (2) · CPC A63H33/20 (2)
First filing:
Cites these patents:
Citations from after 1930:
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