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3781888
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Patent number 3,781,888
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Issue date Dec 25, 1973
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G01 - MEASURING TESTING
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3781887
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Patent number 3,781,887
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Issue date Dec 25, 1973
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G01 - MEASURING TESTING
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3752581
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Patent number 3,752,581
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Issue date Aug 14, 1973
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G01 - MEASURING TESTING
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3750095
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Patent number 3,750,095
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Issue date Jul 31, 1973
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G01 - MEASURING TESTING
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3738749
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Patent number 3,738,749
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Issue date Jun 12, 1973
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G01 - MEASURING TESTING
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3721981
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Patent number 3,721,981
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Issue date Mar 20, 1973
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G01 - MEASURING TESTING
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3716858
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Patent number 3,716,858
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Issue date Feb 13, 1973
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G01 - MEASURING TESTING
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3696419
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Patent number 3,696,419
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Issue date Oct 3, 1972
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G01 - MEASURING TESTING
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3680097
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Patent number 3,680,097
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Issue date Jul 25, 1972
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G01 - MEASURING TESTING
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3623092
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Patent number 3,623,092
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Issue date Nov 23, 1971
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G01 - MEASURING TESTING
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3618089
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Patent number 3,618,089
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Issue date Nov 2, 1971
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G01 - MEASURING TESTING
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3555549
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Patent number 3,555,549
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Issue date Jan 12, 1971
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G01 - MEASURING TESTING
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3550125
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Patent number 3,550,125
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Issue date Dec 22, 1970
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G01 - MEASURING TESTING
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3545861
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Patent number 3,545,861
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Issue date Dec 8, 1970
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G01 - MEASURING TESTING
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3470464
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Patent number 3,470,464
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Issue date Sep 30, 1969
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G01 - MEASURING TESTING
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3360795
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Patent number 3,360,795
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Issue date Dec 26, 1967
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G01 - MEASURING TESTING
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3264454
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Patent number 3,264,454
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G01 - MEASURING TESTING
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3181145
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G01 - MEASURING TESTING
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3134976
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Patent number 3,134,976
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G01 - MEASURING TESTING
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3013208
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Patent number 3,013,208
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G01 - MEASURING TESTING
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2922107
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Patent number 2,922,107
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G01 - MEASURING TESTING
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2887653
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Patent number 2,887,653
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Issue date May 19, 1959
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G01 - MEASURING TESTING