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  • H01L21/145
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HELECTRICITY H01Electric elements H01LSEMICONDUCTOR DEVICES ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof

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H01L21/145Ageing
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Patents Grantslast 30 patents

  • Information Patent Grant

    3599058
    • Patent number 3,599,058
    • Issue date Aug 10, 1971
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3040701
    • Patent number 3,040,701
    • Issue date Jun 26, 1962
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2894314
    • Patent number 2,894,314
    • Issue date Jul 14, 1959
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2842830
    • Patent number 2,842,830
    • Issue date Jul 15, 1958
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2828452
    • Patent number 2,828,452
    • Issue date Mar 25, 1958
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2794895
    • Patent number 2,794,895
    • Issue date Jun 4, 1957
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2746122
    • Patent number 2,746,122
    • Issue date May 22, 1956
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2657346
    • Patent number 2,657,346
    • Issue date Oct 27, 1953
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2585014
    • Patent number 2,585,014
    • Issue date Feb 12, 1952
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2502540
    • Patent number 2,502,540
    • Issue date Apr 4, 1950
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2457169
    • Patent number 2,457,169
    • Issue date Dec 28, 1948
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2456758
    • Patent number 2,456,758
    • Issue date Dec 21, 1948
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2433402
    • Patent number 2,433,402
    • Issue date Dec 30, 1947
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2246161
    • Patent number 2,246,161
    • Issue date Jun 17, 1941
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2124306
    • Patent number 2,124,306
    • Issue date Jul 19, 1938
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents