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B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
B22D19/00—Casting in, on, or around objects which form part of the product
B22D19/08—Casting in, on, or around objects which form part of the product for building-up linings or coverings, e.g. of anti-frictional metal
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FR689045D1930-01-291930-01-29
Process for making parts cast in two different metals, one of which forms a core and is coated by the other
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