TREA

by passing original and copy-sheet or -web between rollers

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Industry

  • CPC
  • B41L7/02
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B41Printing, stamps B41LAPPARATUS OR DEVICES FOR MANIFOLDING, DUPLICATING, OR PRINTING FOR OFFICE OR OTHER COMMERCIAL PURPOSES ADDRESSING MACHINES OR LIKE SERIES-PRINTING MACHINES B41L7/00Apparatus for directly duplicating from hectographic originals

Current Industry

B41L7/02by passing original and copy-sheet or -web between rollers
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Duplicator with web master
    • Patent number 3,930,446
    • Issue date Jan 6, 1976
    • Nulton; Edmund W.
    • Robert J. Crissy
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3424083
    • Patent number 3,424,083
    • Issue date Jan 28, 1969
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3422756
    • Patent number 3,422,756
    • Issue date Jan 21, 1969
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2903963
    • Patent number 2,903,963
    • Issue date Sep 15, 1959
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2114691
    • Patent number 2,114,691
    • Issue date Apr 19, 1938
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2109066
    • Patent number 2,109,066
    • Issue date Feb 22, 1938
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    1378697
    • Patent number 1,378,697
    • Issue date May 17, 1921
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS