Henry B. Dyer

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Bryanston, Sandton, Transvaal, ZA

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Patents Grantslast 30 patents

Information Patent Grant
Ultra-hard abrasive particles
- Patent number 5,401,283
- Issue date Mar 28, 1995
- Henry B. Dyer
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Abrasive products
- Patent number 4,972,637
- Issue date Nov 27, 1990
- Henry B. Dyer
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Abrasive and wear resistant material
- Patent number 4,944,913
- Issue date Jul 31, 1990
- Stephen A. Parsons
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Thermally stable diamond abrasive compact body
- Patent number 4,789,385
- Issue date Dec 6, 1988
- Henry B. Dyer
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Abrasive compacts
- Patent number 4,572,722
- Issue date Feb 25, 1986
- Henry B. Dyer
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Abrasive bodies
- Patent number 4,522,633
- Issue date Jun 11, 1985
- Henry B. Dyer
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Method of making tool inserts and drill bits
- Patent number 4,481,016
- Issue date Nov 6, 1984
- Nicoll A. D. Campbell
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR