FR572022A - Improvements to aerial propellers - Google Patents

Improvements to aerial propellers

Info

Publication number
FR572022A
FR572022A FR572022DA FR572022A FR 572022 A FR572022 A FR 572022A FR 572022D A FR572022D A FR 572022DA FR 572022 A FR572022 A FR 572022A
Authority
FR
France
Prior art keywords
aerial propellers
propellers
aerial
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
Alexander Harper
Stewart Alexander Harper
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 FR572022A publication Critical patent/FR572022A/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)
FR572022D 1923-10-17 1923-10-17 Improvements to aerial propellers Expired FR572022A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR572022T 1923-10-17

Publications (1)

Publication Number Publication Date
FR572022A true FR572022A (en) 1924-05-28

Family

ID=8950963

Family Applications (1)

Application Number Title Priority Date Filing Date
FR572022D Expired FR572022A (en) 1923-10-17 1923-10-17 Improvements to aerial propellers

Country Status (1)

Country Link
FR (1) FR572022A (en)

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