WEAR-RESISTING PIECES CONSISTING OF CEMENTED HARD METALLIC COMPOSITIONS-NAMELY, INSERTS TO BE USED IN DIES AND TOOLS FOR WORKING, CUTTING, OR SHAPING METAL AND OTHER MATERIALS, IN BEARING-SURFACE AND WEARING-SURFACE PARTS, IN PUMP-VALVES AND PARTS THEREOF AND FOR DIES, CUTTING TOOLS, BEARING-SURFACE AND WEARING-SURFACE PARTS, PUMP-VALVES WHICH EMBODY SUCH WEAR-RESISTING PIECES.

'bear':32,52 'bearing-surfac':31,51 'cement':7 'composit':11 'compositions-nam':10 'consist':5 'cut':23,49 'die':18,48 'embodi':63 'hard':8 'insert':13 'materi':29 'metal':9,26 'name':12 'part':38,44,58 'piec':4,68 'pump':41,60 'pump-valv':40,59 'resist':3,67 'shape':25 'surfac':33,37,53,57 'thereof':45 'tool':20,50 'use':16 'valv':42,61 'wear':2,36,56,66 'wear-resist':1,65 'wearing-surfac':35,55 'work':22

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