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Nickel-based electrical contact
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Patent number 4,925,407
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Issue date May 15, 1990
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American Telephone and Telegraph Company
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Joachim J. Hauser
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H01 - BASIC ELECTRIC ELEMENTS
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Nickel-based electrical contact
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Patent number 4,732,821
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Issue date Mar 22, 1988
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American Telephone and Telegraph Company, AT&T Bell Laboratories
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Joachim J. Hauser
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H01 - BASIC ELECTRIC ELEMENTS
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Preparation of III-V materials by reduction
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Patent number 4,399,097
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Issue date Aug 16, 1983
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Bell Telephone Laboratories, Incorporated
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Patrick K. Gallagher
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Method of making MnZn ferrites
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Patent number 4,246,128
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Issue date Jan 20, 1981
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Bell Telephone Laboratories, Incorporated
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Patrick K. Gallagher
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Bodies including passivated metal particles
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Patent number 3,964,939
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Issue date Jun 22, 1976
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Bell Telephone Laboratories, Incorporated
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Edwin Arthur Chandross
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...