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Industry

  • CPC
  • D21F1/16
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Parent Industries

DTEXTILES PAPER D21Papermaking D21FPAPER-MAKING MACHINES METHODS OF PRODUCING PAPER THEREON D21F1/00Wet end of machines for making continuous webs of paper

Current Industry

D21F1/16sewn
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    3238594
    • Patent number 3,238,594
    • Issue date Mar 8, 1966
    • D03 - WEAVING
  • Information Patent Grant

    2408422
    • Patent number 2,408,422
    • Issue date Oct 1, 1946
    • D03 - WEAVING
  • Information Patent Grant

    2241668
    • Patent number 2,241,668
    • Issue date May 13, 1941
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    2134293
    • Patent number 2,134,293
    • Issue date Oct 25, 1938
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    1979063
    • Patent number 1,979,063
    • Issue date Oct 30, 1934
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    1973189
    • Patent number 1,973,189
    • Issue date Sep 11, 1934
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    1930336
    • Patent number 1,930,336
    • Issue date Oct 10, 1933
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    1821412
    • Patent number 1,821,412
    • Issue date Sep 1, 1931
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    1821454
    • Patent number 1,821,454
    • Issue date Sep 1, 1931
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    1821453
    • Patent number 1,821,453
    • Issue date Sep 1, 1931
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    1674289
    • Patent number 1,674,289
    • Issue date Jun 19, 1928
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    1632964
    • Patent number 1,632,964
    • Issue date Jun 21, 1927
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    1587339
    • Patent number 1,587,339
    • Issue date Jun 1, 1926
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    1552151
    • Patent number 1,552,151
    • Issue date Sep 1, 1925
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    1546488
    • Patent number 1,546,488
    • Issue date Jul 21, 1925
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    1440159
    • Patent number 1,440,159
    • Issue date Dec 26, 1922
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE