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Geoffrey Greetham
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Ipswich, GB
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last 30 patents
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Patent Grant
High density sintered ferrous alloys
Patent number
4,964,908
Issue date
Oct 23, 1990
Manganese Bronze Limited
Geoffrey Greetham
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...