TREA

Gerald Marc Albert Boisrayon

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  • Le-Beausset, FR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pressure tight hull convertible submarine
    • Patent number 5,165,359
    • Issue date Nov 24, 1992
    • Etat Francais represented by the Delegue General pour l'Armement
    • Francois Tandeo
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Process and apparatus for recovering sunken wrecks
    • Patent number 4,031,840
    • Issue date Jun 28, 1977
    • Etat Francais
    • Gerald Marc Albert Boisrayon
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    Swivel air lock for airtight connection between submergibles
    • Patent number 3,987,742
    • Issue date Oct 26, 1976
    • Etat Francais represente par le Deleque Ministeriel pour l'Armement
    • Gerald M. Boisrayon
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Underwater escape apparatus
    • Patent number 3,969,903
    • Issue date Jul 20, 1976
    • Etat Francais
    • Gerald Marc Albert Boisrayon
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT