DE4310383A1
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Means for safeguarding against mix-up, which is intended for quick-action couplings for gases and liquids
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GB191208140A
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Improvements in or relating to Electric Arc Lamps.
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US1032027A
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Connection for running arc-lamps.
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US1033275A
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Connection for running incandescent lamps and arc-lamps in common.
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GB190828554A
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A Process for Manufacturing Flat Incandescent Filaments for Metallic Filament Electric Lamps.
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GB190809479A
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An Improvement in Supporting Hooks for Electric Glow Lamp Filaments.
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GB190726762A
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A Transforming Machine for Operating Arc-lamps and Incandescent Lamps-circuits of Low Voltage.
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GB190426679A
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Improvements in or relating to Electric Circuit Protecting Devices.
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