TREA

Severance lines; Perforations

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Industry

  • CPC
  • B41L1/326
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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 B41L1/00Devices for performing operations in connection with manifolding by means of pressure-sensitive layers or intermediaries

Current Industry

B41L1/326Severance lines; Perforations
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Mailer assembly
    • Patent number 5,544,807
    • Issue date Aug 13, 1996
    • International Business Systems, Incorporated
    • Russell L. Kreider
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Continuous business forms assembly with anti-tenting means
    • Patent number 4,108,352
    • Issue date Aug 22, 1978
    • Uarco Incorporated
    • Gordon C. Peschke
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3809410
    • Patent number 3,809,410
    • Issue date May 7, 1974
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3304102
    • Patent number 3,304,102
    • Issue date Feb 14, 1967
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    2287431
    • Patent number 2,287,431
    • Issue date Jun 23, 1942
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2262347
    • Patent number 2,262,347
    • Issue date Nov 11, 1941
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER

Patents Applicationslast 30 patents