adapted for short-cut multiplication or division

Industry

  • CPC
  • G06C15/20
This industry / category may be too specific. Please go to a parent level for more data

Patents Grantslast 30 patents

  • Information Patent Grant

    3476313

    • Patent number 3,476,313
    • Issue date Nov 4, 1969
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3374946

    • Patent number 3,374,946
    • Issue date Mar 26, 1968
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3369744

    • Patent number 3,369,744
    • Issue date Feb 20, 1968
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    2611539

    • Patent number 2,611,539
    • Issue date Sep 23, 1952
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    1922971

    • Patent number 1,922,971
    • Issue date Aug 15, 1933
    • G06 - COMPUTING CALCULATING COUNTING