by application of pyrotechniques

Patents Grantslast 30 patents

  • Information Patent Grant

    3222842

    • Patent number 3,222,842
    • Issue date Dec 14, 1965
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    1461451

    • Patent number 1,461,451
    • Issue date Jul 10, 1923
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    1449236

    • Patent number 1,449,236
    • Issue date Mar 20, 1923
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents