piasecki-venzie

  1. hesham

    P.V. Engineering and Piasecki Projects & Prototypes

    From USA, some Vertol earlier helicopters, PV-11 :utility helicopter developed from PV-2 for USN. PV-12 :was a large version of PV-14 also for USN,project only. PV-17 HRP-2 :was improved metal-clad version of HRP-1 tandem rotor helicopter with forward-angled transparent...
    • hesham
    • Thread
    • 20th century 21st century civil aviation cold war cold war ii helicopters p-v engineering forum piasecki aircraft corporation piasecki-venzie post-cold war united states united states air force united states army united states navy world war ii
    • Replies: 61
    • Forum: Secret Postwar Aircraft Projects
  2. hesham

    Piasecki / Vertol / Boeing Helicopters model numbers

    we know Boeing-Vertol BV series (BV-107,114,143,145,147,165, 173,176,179,219,227,234,237,298,299,301,307,308,309,347,352, 360 and 414),and I am asking are there anther projects to this company?.
    • hesham
    • Thread
    • boeing helicopter company boeing vertol cold war piasecki helicopter corporation piasecki-venzie
    • Replies: 61
    • Forum: Designation Systems
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