FR999351A - - Google Patents

Info

Publication number
FR999351A
FR999351A FR999351DA FR999351A FR 999351 A FR999351 A FR 999351A FR 999351D A FR999351D A FR 999351DA FR 999351 A FR999351 A FR 999351A
Authority
FR
France
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)
Publication date
Application granted granted Critical
Publication of FR999351A publication Critical patent/FR999351A/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
    • B64C11/005—Spiral-shaped propellers

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR999351D Expired FR999351A (cg-RX-API-DMAC7.html)

Publications (1)

Publication Number Publication Date
FR999351A true FR999351A (cg-RX-API-DMAC7.html) 1952-01-31

Family

ID=1567290

Family Applications (1)

Application Number Title Priority Date Filing Date
FR999351D Expired FR999351A (cg-RX-API-DMAC7.html)

Country Status (1)

Country Link
FR (1) FR999351A (cg-RX-API-DMAC7.html)

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