FR460847A - Improvements to air navigation devices - Google Patents

Improvements to air navigation devices

Info

Publication number
FR460847A
FR460847A FR460847A FR460847DA FR460847A FR 460847 A FR460847 A FR 460847A FR 460847 A FR460847 A FR 460847A FR 460847D A FR460847D A FR 460847DA FR 460847 A FR460847 A FR 460847A
Authority
FR
France
Prior art keywords
navigation devices
air navigation
air
devices
navigation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR460847A
Other languages
French (fr)
Inventor
Travers Glynn Ivon Ayers
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR460847A publication Critical patent/FR460847A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/04—Helicopters
    • B64C27/08—Helicopters with two or more rotors
    • B64C27/10—Helicopters with two or more rotors arranged coaxially
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C39/00—Aircraft not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
FR460847A 1912-08-02 1913-07-29 Improvements to air navigation devices Expired FR460847A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB460847X 1912-08-02

Publications (1)

Publication Number Publication Date
FR460847A true FR460847A (en) 1913-12-12

Family

ID=1500209

Family Applications (1)

Application Number Title Priority Date Filing Date
FR460847A Expired FR460847A (en) 1912-08-02 1913-07-29 Improvements to air navigation devices

Country Status (1)

Country Link
FR (1) FR460847A (en)

Similar Documents

Publication Publication Date Title
FR460847A (en) Improvements to air navigation devices
FR454842A (en) Improvements to air navigation devices
FR17676E (en) Improvements to electromagnets
FR460118A (en) Improvements made to chassis-carriers for air navigation devices
FR411232A (en) Improvements to air navigation devices
FR456012A (en) Improvements to airplanes
FR453551A (en) Improvements to electromagnets
FR456913A (en) Improvements to magnetos
FR442420A (en) Improvements to airplanes
FR444449A (en) Improvements to air vessels
FR432274A (en) Improvements made to air and water navigation devices
FR20339E (en) Improvements to lubrication devices
FR442509A (en) Improvements to velocipeds
FR440290A (en) Improvements to air thrusters
FR462154A (en) Improvements to gyroscopes
FR17738E (en) Improvements to airplanes
FR443966A (en) Improvements to airplanes
FR454631A (en) Improvements to aircraft
FR17331E (en) Improvements to speedometers
FR453443A (en) Improvements to speedometers
FR439343A (en) Improvements to hydro-airplanes and similar devices
FR454222A (en) Improvements to hydroaeroplanes and similar devices
FR450430A (en) Improvements to norias
FR441751A (en) Improvements to cinematographs
FR460881A (en) Improvements to lubricators