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Electric cable
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Improvements in or relating to insulated electric cables or conductors for low or high tension power currents or for communication purposes
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Synthetic insulating material
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Improvements in or relating to insulators for low-and high-tension power-and for communication-purposes
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Improvements in or relating to electric conductors and cables
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Electrical insulation
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Ammunition and firearm
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Concentric conductor for communication systems
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US2123746A
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Insulated cable
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Electric cable
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Improvements in electrical insulators
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GB392416A
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Improvements in or relating to electric cables
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Improvements in or relating to electric cables
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High tension insulator
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Improvements in electric insulator pins
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Improvements in or relating to pumps
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