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Seals
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Patent number 4,648,606
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Issue date Mar 10, 1987
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Northern Telecom Limited
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Allan P. Brown
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Forming of cable splice closures
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Patent number 4,629,597
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Issue date Dec 16, 1986
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Northern Telecom Limited
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Leonard J. Charlebois
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Seal assembly
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Patent number 4,609,773
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Issue date Sep 2, 1986
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Northern Telecom Limited
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Allan P. Brown
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER