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  • CPC
  • E21C49/02
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tailing deposit tool

    • Patent number 10,260,344
    • Issue date Apr 16, 2019
    • IHC Holland IE B.V.
    • Johannes Bartholomeus Van Doesburg
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Peat moss harvesting apparatus and method

    • Patent number 8,353,118
    • Issue date Jan 15, 2013
    • NCL Holding Inc.
    • Philippe Noël
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Method and apparatus for harvesting and dewatering peat moss material

    • Patent number 5,477,627
    • Issue date Dec 26, 1995
    • Johnson & Johnson Inc.
    • Richard Nolin
    • B30 - PRESSES
  • Information Patent Grant

    Apparatus for collecting peat from a peat field

    • Patent number 4,554,750
    • Issue date Nov 26, 1985
    • Satoturve Oy
    • Hannu Jamsa
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Peat machine

    • Patent number 4,468,872
    • Issue date Sep 4, 1984
    • Kortteen Konepaja G. Korte & Kni
    • Gunnar Korte
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3357499

    • Patent number 3,357,499
    • Issue date Dec 12, 1967
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2942674

    • Patent number 2,942,674
    • Issue date Jun 28, 1960
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2889878

    • Patent number 2,889,878
    • Issue date Jun 9, 1959
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2658290

    • Patent number 2,658,290
    • Issue date Nov 10, 1953
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2200137

    • Patent number 2,200,137
    • Issue date May 7, 1940
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    1113277

    • Patent number 1,113,277
    • Issue date Oct 13, 1914
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    1038565

    • Patent number 1,038,565
    • Issue date Sep 17, 1912
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    1019946

    • Patent number 1,019,946
    • Issue date Mar 12, 1912
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    996898

    • Patent number 996,898
    • Issue date Jul 4, 1911
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    980858

    • Patent number 980,858
    • Issue date Jan 3, 1911
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    928995

    • Patent number 928,995
    • Issue date Jul 27, 1909
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    855357

    • Patent number 855,357
    • Issue date May 28, 1907
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    758624

    • Patent number 758,624
    • Issue date May 3, 1904
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    744805

    • Patent number 744,805
    • Issue date Nov 24, 1903
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    736446

    • Patent number 736,446
    • Issue date Aug 18, 1903
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    232674

    • Patent number 232,674
    • Issue date Sep 28, 1880
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    161215

    • Patent number 161,215
    • Issue date Mar 23, 1875
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    113423

    • Patent number 113,423
    • Issue date Apr 4, 1871
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    80309

    • Patent number 80,309
    • Issue date Jul 28, 1868
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    72513

    • Patent number 72,513
    • Issue date Dec 24, 1867
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    53935

    • Patent number 53,935
    • Issue date Apr 10, 1866
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    47908

    • Patent number 47,908
    • Issue date May 23, 1865
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents