Devices for blocking sliding windows in general

Patents Grantslast 30 patents

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    3581533

    • Patent number 3,581,533
    • Issue date Jun 1, 1971
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    3527489

    • Patent number 3,527,489
    • Issue date Sep 8, 1970
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    3526421

    • Patent number 3,526,421
    • Issue date Sep 1, 1970
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    3463531

    • Patent number 3,463,531
    • Issue date Aug 26, 1969
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    3438153

    • Patent number 3,438,153
    • Issue date Apr 15, 1969
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    3434236

    • Patent number 3,434,236
    • Issue date Mar 25, 1969
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    3407434

    • Patent number 3,407,434
    • Issue date Oct 29, 1968
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    3384999

    • Patent number 3,384,999
    • Issue date May 28, 1968
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    3377648

    • Patent number 3,377,648
    • Issue date Apr 16, 1968
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    3339957

    • Patent number 3,339,957
    • Issue date Sep 5, 1967
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    3302966

    • Patent number 3,302,966
    • Issue date Feb 7, 1967
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    3288509

    • Patent number 3,288,509
    • Issue date Nov 29, 1966
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    3280511

    • Patent number 3,280,511
    • Issue date Oct 25, 1966
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    3232655

    • Patent number 3,232,655
    • Issue date Feb 1, 1966
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    3195194

    • Patent number 3,195,194
    • Issue date Jul 20, 1965
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    3183559

    • Patent number 3,183,559
    • Issue date May 18, 1965
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    3141691

    • Patent number 3,141,691
    • Issue date Jul 21, 1964
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    3129470

    • Patent number 3,129,470
    • Issue date Apr 21, 1964
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    3126588

    • Patent number 3,126,588
    • Issue date Mar 31, 1964
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    3050323

    • Patent number 3,050,323
    • Issue date Aug 21, 1962
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    3021163

    • Patent number 3,021,163
    • Issue date Feb 13, 1962
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    3006178

    • Patent number 3,006,178
    • Issue date Oct 31, 1961
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    2978757

    • Patent number 2,978,757
    • Issue date Apr 11, 1961
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    2967335

    • Patent number 2,967,335
    • Issue date Jan 10, 1961
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    2950136

    • Patent number 2,950,136
    • Issue date Aug 23, 1960
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    2931676

    • Patent number 2,931,676
    • Issue date Apr 5, 1960
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    2903736

    • Patent number 2,903,736
    • Issue date Sep 15, 1959
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    2860386

    • Patent number 2,860,386
    • Issue date Nov 18, 1958
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    2802682

    • Patent number 2,802,682
    • Issue date Aug 13, 1957
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    2799153

    • Patent number 2,799,153
    • Issue date Jul 16, 1957
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Patents Applicationslast 30 patents