FR524794A - Hélicoptère - Google Patents

Hélicoptère

Info

Publication number
FR524794A
FR524794A FR524794A FR524794DA FR524794A FR 524794 A FR524794 A FR 524794A FR 524794 A FR524794 A FR 524794A FR 524794D A FR524794D A FR 524794DA FR 524794 A FR524794 A FR 524794A
Authority
FR
France
Prior art keywords
helicopter
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
FR524794A
Other languages
English (en)
Inventor
Edmond Berthelon
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 FR524794A publication Critical patent/FR524794A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/51—Damping of blade movements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR524794A 1915-06-17 1915-06-17 Hélicoptère Expired FR524794A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR524794T 1915-06-17

Publications (1)

Publication Number Publication Date
FR524794A true FR524794A (fr) 1921-09-10

Family

ID=8919564

Family Applications (1)

Application Number Title Priority Date Filing Date
FR524794A Expired FR524794A (fr) 1915-06-17 1915-06-17 Hélicoptère

Country Status (1)

Country Link
FR (1) FR524794A (fr)

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