GB926924A
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Improvements relating to butt welding apparatus
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GB903105A
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Improvements in electrode holders for arc welding apparatus
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GB883534A
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Improvements relating to brake testing equipment for vehicles
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GB904169A
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Improvements in and relating to brake testing devices
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GB867309A
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Improvements relating to brake testing testing devices
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GB872698A
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Improvements relating to spot welding machines
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GB841081A
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Means for recording steering wheel play
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GB824014A
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Improvements relating to brake testing machines
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GB801594A
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Improvements relating to spot welding
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GB792766A
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Improvements in electrodes for spot welders
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US2810961A
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Instruments for drawing and measuring arcs
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GB766580A
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Improvements in tools or instruments for marking out surfaces
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US2747063A
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Portable electric spot welding tools
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GB724237A
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Improvements in or relating to portable electric spot welding tools
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CA571981A
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Instruments for drawing and measuring arcs
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CA817036A
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Triangle test bed
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