wherein the counterbalancing effect of the weighing mechanisms is varied during such movement

Patents Grantslast 30 patents

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    3152655

    • Patent number 3,152,655
    • Issue date Oct 13, 1964
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
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    3000500

    • Patent number 3,000,500
    • Issue date Sep 19, 1961
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
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    2646881

    • Patent number 2,646,881
    • Issue date Jul 28, 1953
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
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    2315100

    • Patent number 2,315,100
    • Issue date Mar 30, 1943
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
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    2266807

    • Patent number 2,266,807
    • Issue date Dec 23, 1941
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
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    2261303

    • Patent number 2,261,303
    • Issue date Nov 4, 1941
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
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    2112823

    • Patent number 2,112,823
    • Issue date Apr 5, 1938
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
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    2003561

    • Patent number 2,003,561
    • Issue date Jun 4, 1935
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
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    1349304

    • Patent number 1,349,304
    • Issue date Aug 10, 1920
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
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    1222842

    • Patent number 1,222,842
    • Issue date Apr 17, 1917
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
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    1219056

    • Patent number 1,219,056
    • Issue date Mar 13, 1917
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
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    1169019

    • Patent number 1,169,019
    • Issue date Jan 18, 1916
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
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    1132506

    • Patent number 1,132,506
    • Issue date Mar 16, 1915
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
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    756862

    • Patent number 756,862
    • Issue date Apr 12, 1904
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING

Patents Applicationslast 30 patents