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Process for treating aluminum sheets for engraving purposes
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Improvements in or relating to a power supply for electro plating
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Three-phase rectifier circuit for supplying electrolytic batteries with DC voltage pulses
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Three-phase rectifier circuit for supplying electrolytic batteries with DC voltage pulses
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Bright plating of chromium
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Power supply for chromium plating
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Method of treating aluminium sheet stock for engraving purposes
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Method and composition for chromium plating
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Method of preparing plates for electromechanical engraving
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Galvanic bath and process for the direct deposition of chrome on metals with a passive surface
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Electroplating solution for the deposition of corrosion resistant chromium upon metals
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Method of chromium plating aluminium or aluminium alloy
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Method of treating aluminum sheet stock for engraving purposes
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Electroplating apparatus
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Bright plating of chromium
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Chromium plating and power supply therefor
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Chromium plating aluminum
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Power supply for chromium plating
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Method of treating aluminum sheet stock for engraving purposes
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Electroplating solution for the deposition of corrosion resistant chromium upon metals
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