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Thermoelectric metal sorter
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Patent number 4,156,840
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Issue date May 29, 1979
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Huntington Alloys, Inc.
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James H. Rowsey
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G01 - MEASURING TESTING
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3855532
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Patent number 3,855,532
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Issue date Dec 17, 1974
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G01 - MEASURING TESTING
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3854090
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Patent number 3,854,090
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Issue date Dec 10, 1974
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G01 - MEASURING TESTING
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3842349
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Patent number 3,842,349
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Issue date Oct 15, 1974
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G01 - MEASURING TESTING
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3696294
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Patent number 3,696,294
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Issue date Oct 3, 1972
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G01 - MEASURING TESTING
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3671327
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Patent number 3,671,327
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Issue date Jun 20, 1972
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G01 - MEASURING TESTING
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3668521
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Patent number 3,668,521
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Issue date Jun 6, 1972
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G01 - MEASURING TESTING
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3668520
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Patent number 3,668,520
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Issue date Jun 6, 1972
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G01 - MEASURING TESTING
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3665322
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Patent number 3,665,322
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Issue date May 23, 1972
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G06 - COMPUTING CALCULATING COUNTING
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3631341
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Patent number 3,631,341
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Issue date Dec 28, 1971
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G01 - MEASURING TESTING
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3626290
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Patent number 3,626,290
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Issue date Dec 7, 1971
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G01 - MEASURING TESTING
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3624525
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Patent number 3,624,525
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Issue date Nov 30, 1971
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G01 - MEASURING TESTING
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3585364
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Patent number 3,585,364
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Issue date Jun 15, 1971
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G01 - MEASURING TESTING
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3531663
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Patent number 3,531,663
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Issue date Sep 29, 1970
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G01 - MEASURING TESTING
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3518542
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Patent number 3,518,542
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Issue date Jun 30, 1970
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G01 - MEASURING TESTING
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3487305
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Patent number 3,487,305
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Issue date Dec 30, 1969
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G01 - MEASURING TESTING
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3478573
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Patent number 3,478,573
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Issue date Nov 18, 1969
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G01 - MEASURING TESTING
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3450992
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Patent number 3,450,992
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Issue date Jun 17, 1969
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G01 - MEASURING TESTING
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3447082
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Patent number 3,447,082
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Issue date May 27, 1969
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G01 - MEASURING TESTING
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3447083
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Patent number 3,447,083
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Issue date May 27, 1969
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G01 - MEASURING TESTING
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2353155
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Patent number 2,353,155
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Issue date Jul 11, 1944
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G01 - MEASURING TESTING
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2153092
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Patent number 2,153,092
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Issue date Apr 4, 1939
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G01 - MEASURING TESTING
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2153091
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Patent number 2,153,091
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Issue date Apr 4, 1939
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G01 - MEASURING TESTING
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2081044
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Patent number 2,081,044
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Issue date May 18, 1937
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G01 - MEASURING TESTING