TREA

Three-dimensional devices

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  • CPC
  • B43L13/147
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B43Writing accessories B43LARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING B43L13/00Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for

Current Industry

B43L13/147Three-dimensional devices
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Powder build material handling
    • Patent number 11,110,660
    • Issue date Sep 7, 2021
    • Hewlett-Packard Development Company, L.P.
    • Juan Manuel Zamorano Alvear
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Perspective painting aid assembly
    • Patent number 7,491,060
    • Issue date Feb 17, 2009
    • Eugene Lung Kee Ma
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    APPARATUS AND METHOD FOR CREATING A DRAWING OF A THREE-DIMENSIONAL...
    • Patent number 6,751,878
    • Issue date Jun 22, 2004
    • David Hamann
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Optical, image producing device
    • Patent number 6,623,130
    • Issue date Sep 23, 2003
    • Thomas W. Bramhill
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Mechanical perspective drafting device
    • Patent number 4,672,749
    • Issue date Jun 16, 1987
    • Vladimir F. Tamari
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3657820
    • Patent number 3,657,820
    • Issue date Apr 25, 1972
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3425126
    • Patent number 3,425,126
    • Issue date Feb 4, 1969
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3175295
    • Patent number 3,175,295
    • Issue date Mar 30, 1965
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2908078
    • Patent number 2,908,078
    • Issue date Oct 13, 1959
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2836893
    • Patent number 2,836,893
    • Issue date Jun 3, 1958
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2833042
    • Patent number 2,833,042
    • Issue date May 6, 1958
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2807090
    • Patent number 2,807,090
    • Issue date Sep 24, 1957
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2746152
    • Patent number 2,746,152
    • Issue date May 22, 1956
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2711022
    • Patent number 2,711,022
    • Issue date Jun 21, 1955
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2524990
    • Patent number 2,524,990
    • Issue date Oct 10, 1950
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2419610
    • Patent number 2,419,610
    • Issue date Apr 29, 1947
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2419078
    • Patent number 2,419,078
    • Issue date Apr 15, 1947
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2381165
    • Patent number 2,381,165
    • Issue date Aug 7, 1945
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2338729
    • Patent number 2,338,729
    • Issue date Jan 11, 1944
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2317052
    • Patent number 2,317,052
    • Issue date Apr 20, 1943
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    511687
    • Patent number 511,687
    • Issue date Dec 26, 1893
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    406083
    • Patent number 406,083
    • Issue date Jul 2, 1889
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents