TREA

for line spacing

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Industry

  • CPC
  • B41B21/40
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B41Printing, stamps B41BMACHINES OR ACCESSORIES FOR MAKING, SETTING, OR DISTRIBUTING TYPE TYPE PHOTOGRAPHIC OR PHOTOELECTRIC COMPOSING DEVICES B41B21/00Common details of photographic composing machines of the kinds covered in groups B41B17/00 and B41B19/00

Current Industry

B41B21/40for line spacing
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    3456516
    • Patent number 3,456,516
    • Issue date Jul 22, 1969
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    3117666
    • Patent number 3,117,666
    • Issue date Jan 14, 1964
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    2845012
    • Patent number 2,845,012
    • Issue date Jul 29, 1958
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS