TREA

Mechanical motors

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Industry

  • CPC
  • B43L19/0012
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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 B43L19/00Erasers, rubbers, or erasing devices Holders therefor

Current Industry

B43L19/0012Mechanical motors
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Rotary eraser
    • Patent number 5,311,630
    • Issue date May 17, 1994
    • Midori Co., Ltd.
    • Shinsuke Nakamura
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Rotatively rubbing eraser
    • Patent number 4,817,226
    • Issue date Apr 4, 1989
    • Fu-Ching Kuo
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3061982
    • Patent number 3,061,982
    • Issue date Nov 6, 1962
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3029899
    • Patent number 3,029,899
    • Issue date Apr 17, 1962
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2564604
    • Patent number 2,564,604
    • Issue date Aug 14, 1951
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2555928
    • Patent number 2,555,928
    • Issue date Jun 5, 1951
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2534773
    • Patent number 2,534,773
    • Issue date Dec 19, 1950
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2431156
    • Patent number 2,431,156
    • Issue date Nov 18, 1947
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2420825
    • Patent number 2,420,825
    • Issue date May 20, 1947
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    2074255
    • Patent number 2,074,255
    • Issue date Mar 16, 1937
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1978778
    • Patent number 1,978,778
    • Issue date Oct 30, 1934
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1788658
    • Patent number 1,788,658
    • Issue date Jan 13, 1931
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1710080
    • Patent number 1,710,080
    • Issue date Apr 23, 1929
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1705788
    • Patent number 1,705,788
    • Issue date Mar 19, 1929
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1399734
    • Patent number 1,399,734
    • Issue date Dec 13, 1921
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    1363848
    • Patent number 1,363,848
    • Issue date Dec 28, 1920
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents