FR674641A - Gyroplane-orthoptera - Google Patents

Gyroplane-orthoptera

Info

Publication number
FR674641A
FR674641A FR674641DA FR674641A FR 674641 A FR674641 A FR 674641A FR 674641D A FR674641D A FR 674641DA FR 674641 A FR674641 A FR 674641A
Authority
FR
France
Prior art keywords
gyroplane
orthoptera
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
Raymond Douville
Charles Douville
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 FR674641A publication Critical patent/FR674641A/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
FR674641D 1929-05-06 1929-05-06 Gyroplane-orthoptera Expired FR674641A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR674641T 1929-05-06

Publications (1)

Publication Number Publication Date
FR674641A true FR674641A (en) 1930-01-30

Family

ID=9018875

Family Applications (1)

Application Number Title Priority Date Filing Date
FR674641D Expired FR674641A (en) 1929-05-06 1929-05-06 Gyroplane-orthoptera

Country Status (1)

Country Link
FR (1) FR674641A (en)

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