FR568710A - Improvements to propellers for flying machines - Google Patents

Improvements to propellers for flying machines

Info

Publication number
FR568710A
FR568710A FR568710DA FR568710A FR 568710 A FR568710 A FR 568710A FR 568710D A FR568710D A FR 568710DA FR 568710 A FR568710 A FR 568710A
Authority
FR
France
Prior art keywords
propellers
flying machines
flying
machines
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
William H Kelly
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 FR568710A publication Critical patent/FR568710A/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
    • B64C11/006—Paddle wheels
FR568710D 1923-07-16 1923-07-16 Improvements to propellers for flying machines Expired FR568710A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR568710T 1923-07-16

Publications (1)

Publication Number Publication Date
FR568710A true FR568710A (en) 1924-03-31

Family

ID=8948700

Family Applications (1)

Application Number Title Priority Date Filing Date
FR568710D Expired FR568710A (en) 1923-07-16 1923-07-16 Improvements to propellers for flying machines

Country Status (1)

Country Link
FR (1) FR568710A (en)

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