with punching mechanism

Industry

  • CPC
  • G06C11/08
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Patents Grantslast 30 patents

  • Information Patent Grant

    3768623

    • Patent number 3,768,623
    • Issue date Oct 30, 1973
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3510056

    • Patent number 3,510,056
    • Issue date May 5, 1970
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    3490688

    • Patent number 3,490,688
    • Issue date Jan 20, 1970
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    3441206

    • Patent number 3,441,206
    • Issue date Apr 29, 1969
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    3394881

    • Patent number 3,394,881
    • Issue date Jul 30, 1968
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    3386652

    • Patent number 3,386,652
    • Issue date Jun 4, 1968
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    3385518

    • Patent number 3,385,518
    • Issue date May 28, 1968
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    3149779

    • Patent number 3,149,779
    • Issue date Sep 22, 1964
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    3133697

    • Patent number 3,133,697
    • Issue date May 19, 1964
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    3114500

    • Patent number 3,114,500
    • Issue date Dec 17, 1963
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    3107849

    • Patent number 3,107,849
    • Issue date Oct 22, 1963
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    3105636

    • Patent number 3,105,636
    • Issue date Oct 1, 1963
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    3076598

    • Patent number 3,076,598
    • Issue date Feb 5, 1963
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  • Information Patent Grant

    3061692

    • Patent number 3,061,692
    • Issue date Oct 30, 1962
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    3054556

    • Patent number 3,054,556
    • Issue date Sep 18, 1962
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    3037692

    • Patent number 3,037,692
    • Issue date Jun 5, 1962
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    3034426

    • Patent number 3,034,426
    • Issue date May 15, 1962
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    3034782

    • Patent number 3,034,782
    • Issue date May 15, 1962
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    3030013

    • Patent number 3,030,013
    • Issue date Apr 17, 1962
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    3021055

    • Patent number 3,021,055
    • Issue date Feb 13, 1962
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    3018040

    • Patent number 3,018,040
    • Issue date Jan 23, 1962
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    3014647

    • Patent number 3,014,647
    • Issue date Dec 26, 1961
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    3011701

    • Patent number 3,011,701
    • Issue date Dec 5, 1961
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  • Information Patent Grant

    3010647

    • Patent number 3,010,647
    • Issue date Nov 28, 1961
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  • Information Patent Grant

    3006537

    • Patent number 3,006,537
    • Issue date Oct 31, 1961
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    2996245

    • Patent number 2,996,245
    • Issue date Aug 15, 1961
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    2992772

    • Patent number 2,992,772
    • Issue date Jul 18, 1961
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  • Information Patent Grant

    2990114

    • Patent number 2,990,114
    • Issue date Jun 27, 1961
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  • Information Patent Grant

    2987247

    • Patent number 2,987,247
    • Issue date Jun 6, 1961
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  • Information Patent Grant

    2985364

    • Patent number 2,985,364
    • Issue date May 23, 1961
    • G06 - COMPUTING CALCULATING COUNTING