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- [2] DE-BEERS TITANIZED METAL BOND DIAMOND GRIT AND RELATED INVESTIGATIONS INTO SAWING OF STONE AND CONCRETEINDUSTRIAL DIAMOND REVIEW, 1978, (JAN): : 8 - 13BAILEY, MWCOLLIN, WD
- [3] NEW DE-BEERS GRIT PROVES ITS WORTH IN PRODUCTIONINDUSTRIAL DIAMOND REVIEW, 1970, 30 (357): : 311 - &DANIEL, P
- [4] EXPANSION OF DE-BEERS INDUSTRIAL DIAMOND CENTER AT SHANNONMACHINERY AND PRODUCTION ENGINEERING, 1971, 119 (3085): : 922 - &不详
- [8] NEW DE-BEERS BREAKTHROUGH - HIGH-QUALITY SYNTHETIC BOARDINDUSTRIAL DIAMOND REVIEW, 1979, (OCT): : 369 - 369不详
- [9] DE-BEERS DISTRIBUTORS VISIT SOUTH-AFRICAINDUSTRIAL DIAMOND REVIEW, 1972, 32 (378): : 200 - &不详
- [10] 38 MM AMBORITE INSERT ANNOUNCED BY DE-BEERSINDUSTRIAL DIAMOND REVIEW, 1983, 43 (04): : 188 - 188不详