Robert T. Macaul

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Pittsburgh, PA, US

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Patents Applicationslast 30 patents

Information Patent Application
Tubular mining bolt and method
- Publication number 20040161316
- Publication date Aug 19, 2004
- F.M. Locotos Co., Inc.
- Frank M. Locotos
- E21 - EARTH DRILLING MINING
Information Patent Application
Radially deformed anchorage bolt
- Publication number 20040161305
- Publication date Aug 19, 2004
- F.M. Locotos Co., Inc.
- Walter J. Simmons
- E21 - EARTH DRILLING MINING