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GB720576A
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Process for the production of compound piston rings
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GB674438A
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Process for the production of compound piston rings
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GB518831A
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Improved process of and apparatus for the intimate combining of steel and non-ferrous metal
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GB457438A
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Improvements in casting moulds for the production of compound metal castings
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GB463892A
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Improvements in or relating to compound metal bodies
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GB446329A
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Improvements in or relating to the casting of non-ferrous metals and their alloys
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GB413932A
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An improved process for intimately uniting steel and bronze
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GB416371A
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An improved mould for intimately uniting steel and bronze
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US1998516A
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Method for uniting steel and bronze intimately with one another, and an improved mold for carrying out this method
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