Ray C. Macintyre

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Alum Bank, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Cutting bit with hard cutting tip centering and braze joint control...
- Patent number 9,103,208
- Issue date Aug 11, 2015
- Kennametal Inc.
- Ray C. Macintyre
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotatable cutting tool and cutting tool body
- Patent number 7,458,646
- Issue date Dec 2, 2008
- Kennametal Inc.
- Anirudda S. Marathe
- E21 - EARTH DRILLING MINING
Information Patent Grant
Rotatable tool having a carbide insert with bumps
- Patent number 4,981,328
- Issue date Jan 1, 1991
- Kennametal Inc.
- Stephen P. Stiffler
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mining bit with replaceable work engaging member
- Patent number 4,083,415
- Issue date Apr 11, 1978
- Kennametal Inc.
- John F. Kita
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Cutting Bit With Hard Cutting Tip Centering and Braze Joint Control...
- Publication number 20130327577
- Publication date Dec 12, 2013
- Kennametal Inc.
- Ray C. Macintyre
- E21 - EARTH DRILLING MINING