FR424231A - Propulsion and safety device for aviation and navigation - Google Patents

Propulsion and safety device for aviation and navigation

Info

Publication number
FR424231A
FR424231A FR424231DA FR424231A FR 424231 A FR424231 A FR 424231A FR 424231D A FR424231D A FR 424231DA FR 424231 A FR424231 A FR 424231A
Authority
FR
France
Prior art keywords
aviation
propulsion
navigation
safety device
safety
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
Other languages
French (fr)
Inventor
Alfred Roche
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 FR424231A publication Critical patent/FR424231A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR424231D 1910-10-07 1910-10-07 Propulsion and safety device for aviation and navigation Expired FR424231A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR424231T 1910-10-07

Publications (1)

Publication Number Publication Date
FR424231A true FR424231A (en) 1911-05-08

Family

ID=1466995

Family Applications (1)

Application Number Title Priority Date Filing Date
FR424231D Expired FR424231A (en) 1910-10-07 1910-10-07 Propulsion and safety device for aviation and navigation

Country Status (1)

Country Link
FR (1) FR424231A (en)

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