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GB376467A
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Improvements in or relating to the heat treatment of alloy irons and steels
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GB368277A
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Improvements in the heat treatment of alloy steels
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GB359491A
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Improvements in the manufacture of malleable iron-chromium alloys
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GB342295A
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Improvements in or relating to the manufacture of iron-chromium alloys
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GB338912A
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Improvements in or relating to the heat-treatment of alloy irons and steels
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GB273944A
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Improvements in or relating to the cutting edges of razors, surgical instruments and the like
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GB263399A
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Improvements in or relating to electricity meters
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GB267687A
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Improvements in the heat treatment of alloy steels
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GB243881A
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Improvements in or relating to safety razors
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GB215119A
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Improvements in or relating to the production of ingots and other metal castings
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GB204759A
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Improvements in or relating to the manufacture of steel
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GB202127A
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Improvements in or relating to electric furnaces
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GB139837A
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An improved high speed tool steel
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