FR406840A - Aviation device - Google Patents

Aviation device

Info

Publication number
FR406840A
FR406840A FR406840A FR406840DA FR406840A FR 406840 A FR406840 A FR 406840A FR 406840 A FR406840 A FR 406840A FR 406840D A FR406840D A FR 406840DA FR 406840 A FR406840 A FR 406840A
Authority
FR
France
Prior art keywords
aviation device
aviation
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
FR406840A
Other languages
French (fr)
Inventor
Johan August Lidvall
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 FR406840A publication Critical patent/FR406840A/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
    • B64C27/20—Rotorcraft characterised by having shrouded rotors, e.g. flying platforms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR406840A 1908-09-10 1909-09-07 Aviation device Expired FR406840A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE406840X 1908-09-10

Publications (1)

Publication Number Publication Date
FR406840A true FR406840A (en) 1910-02-12

Family

ID=1451195

Family Applications (1)

Application Number Title Priority Date Filing Date
FR406840A Expired FR406840A (en) 1908-09-10 1909-09-07 Aviation device

Country Status (1)

Country Link
FR (1) FR406840A (en)

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