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Patents Grantslast 30 patents

  • Information Patent Grant

    Method and apparatus for providing a plastic pipe part with a socke...

    • Patent number 4,474,723
    • Issue date Oct 2, 1984
    • Wavin B.V.
    • Adolf Irmer
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3901641

    • Patent number 3,901,641
    • Issue date Aug 26, 1975
    • B30 - PRESSES
  • Information Patent Grant

    3657917

    • Patent number 3,657,917
    • Issue date Apr 25, 1972
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3456291

    • Patent number 3,456,291
    • Issue date Jul 22, 1969
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3437726

    • Patent number 3,437,726
    • Issue date Apr 8, 1969
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3411340

    • Patent number 3,411,340
    • Issue date Nov 19, 1968
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3408056

    • Patent number 3,408,056
    • Issue date Oct 29, 1968
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3379043

    • Patent number 3,379,043
    • Issue date Apr 23, 1968
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3329753

    • Patent number 3,329,753
    • Issue date Jul 4, 1967
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3305158

    • Patent number 3,305,158
    • Issue date Feb 21, 1967
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3235643

    • Patent number 3,235,643
    • Issue date Feb 15, 1966
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3220103

    • Patent number 3,220,103
    • Issue date Nov 30, 1965
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    3198862

    • Patent number 3,198,862
    • Issue date Aug 3, 1965
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3193875

    • Patent number 3,193,875
    • Issue date Jul 13, 1965
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3189954

    • Patent number 3,189,954
    • Issue date Jun 22, 1965
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3185753

    • Patent number 3,185,753
    • Issue date May 25, 1965
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3158048

    • Patent number 3,158,048
    • Issue date Nov 24, 1964
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3150773

    • Patent number 3,150,773
    • Issue date Sep 29, 1964
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3129483

    • Patent number 3,129,483
    • Issue date Apr 21, 1964
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3115676

    • Patent number 3,115,676
    • Issue date Dec 31, 1963
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    3068543

    • Patent number 3,068,543
    • Issue date Dec 18, 1962
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3057313

    • Patent number 3,057,313
    • Issue date Oct 9, 1962
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3050809

    • Patent number 3,050,809
    • Issue date Aug 28, 1962
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3043254

    • Patent number 3,043,254
    • Issue date Jul 10, 1962
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3036538

    • Patent number 3,036,538
    • Issue date May 29, 1962
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3004290

    • Patent number 3,004,290
    • Issue date Oct 17, 1961
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    2994106

    • Patent number 2,994,106
    • Issue date Aug 1, 1961
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    2987775

    • Patent number 2,987,775
    • Issue date Jun 13, 1961
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    2953816

    • Patent number 2,953,816
    • Issue date Sep 27, 1960
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    2942298

    • Patent number 2,942,298
    • Issue date Jun 28, 1960
    • B30 - PRESSES

Patents Applicationslast 30 patents