with rings and interposed rollers

Patents Grantslast 30 patents

  • Information Patent Grant

    Microflake glitter fabrication

    • Patent number 6,003,439
    • Issue date Dec 21, 1999
    • Lockheed Martin Corporation
    • Robert Alois Knezek
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Roller-colloid mill

    • Patent number 4,113,189
    • Issue date Sep 12, 1978
    • Thomas A. Sullivan
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    3072348

    • Patent number 3,072,348
    • Issue date Jan 8, 1963
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    2574979

    • Patent number 2,574,979
    • Issue date Nov 13, 1951
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    2565411

    • Patent number 2,565,411
    • Issue date Aug 21, 1951
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    2212662

    • Patent number 2,212,662
    • Issue date Aug 27, 1940
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    2204140

    • Patent number 2,204,140
    • Issue date Jun 11, 1940
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    2167700

    • Patent number 2,167,700
    • Issue date Aug 1, 1939
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    2115314

    • Patent number 2,115,314
    • Issue date Apr 26, 1938
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    2092628

    • Patent number 2,092,628
    • Issue date Sep 7, 1937
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    2055956

    • Patent number 2,055,956
    • Issue date Sep 29, 1936
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    1960708

    • Patent number 1,960,708
    • Issue date May 29, 1934
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    1897157

    • Patent number 1,897,157
    • Issue date Feb 14, 1933
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    1750088

    • Patent number 1,750,088
    • Issue date Mar 11, 1930
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    1620702

    • Patent number 1,620,702
    • Issue date Mar 15, 1927
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    1444485

    • Patent number 1,444,485
    • Issue date Feb 6, 1923
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    1017780

    • Patent number 1,017,780
    • Issue date Feb 20, 1912
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    1002379

    • Patent number 1,002,379
    • Issue date Sep 5, 1911
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    984048

    • Patent number 984,048
    • Issue date Feb 14, 1911
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    909429

    • Patent number 909,429
    • Issue date Jan 12, 1909
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    909275

    • Patent number 909,275
    • Issue date Jan 12, 1909
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    704650

    • Patent number 704,650
    • Issue date Jul 15, 1902
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    680401

    • Patent number 680,401
    • Issue date Aug 13, 1901
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    504508

    • Patent number 504,508
    • Issue date Sep 5, 1893
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    466034

    • Patent number 466,034
    • Issue date Dec 29, 1891
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    396559

    • Patent number 396,559
    • Issue date Jan 22, 1889
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    394771

    • Patent number 394,771
    • Issue date Dec 18, 1888
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    347480

    • Patent number 347,480
    • Issue date Aug 17, 1886
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    338221

    • Patent number 338,221
    • Issue date Mar 16, 1886
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    308976

    • Patent number 308,976
    • Issue date Dec 9, 1884
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...

Patents Applicationslast 30 patents