TREA

Charles V. Palachek

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  • Smithfield, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Helicopter rotor blade
    • Patent number 4,022,546
    • Issue date May 10, 1977
    • Textron, Inc.
    • Jan M. Drees
    • B64 - AIRCRAFT AVIATION COSMONAUTICS