FR552692A - Hélice perfectionnée - Google Patents

Hélice perfectionnée

Info

Publication number
FR552692A
FR552692A FR552692DA FR552692A FR 552692 A FR552692 A FR 552692A FR 552692D A FR552692D A FR 552692DA FR 552692 A FR552692 A FR 552692A
Authority
FR
France
Prior art keywords
advanced propeller
propeller
advanced
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
English (en)
Inventor
Edwin L Walker
Victor L Verbeck
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 filed Critical
Application granted granted Critical
Publication of FR552692A publication Critical patent/FR552692A/fr
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)
FR552692D 1922-06-09 1922-06-09 Hélice perfectionnée Expired FR552692A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR552692T 1922-06-09

Publications (1)

Publication Number Publication Date
FR552692A true FR552692A (fr) 1923-05-04

Family

ID=8937727

Family Applications (1)

Application Number Title Priority Date Filing Date
FR552692D Expired FR552692A (fr) 1922-06-09 1922-06-09 Hélice perfectionnée

Country Status (1)

Country Link
FR (1) FR552692A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2474562A (en) * 1945-03-30 1949-06-28 Waterval William Propeller

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2474562A (en) * 1945-03-30 1949-06-28 Waterval William Propeller

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