John D. McGugan

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Banchory, GB

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Patents Grantslast 30 patents

Information Patent Grant
Connectors
- Patent number 4,902,045
- Issue date Feb 20, 1990
- Hunting Oilfield Services Limited
- John D. McGugan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Clamping devices for use with elongate members
- Patent number 4,892,280
- Issue date Jan 9, 1990
- Hunting Oilfield Services Limited
- John D. McGugan
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Pipe connectors
- Patent number 4,629,221
- Issue date Dec 16, 1986
- Hunting Oilfield Services (UK) Ltd.
- Norman Lumsden
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Pipe connectors
- Patent number 4,547,003
- Issue date Oct 15, 1985
- Hunting Oilfield Services (U.K.) Limited
- John D. McGugan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Pipe connectors
- Patent number 4,460,201
- Issue date Jul 17, 1984
- Hunting Oilfield Services (U.K.) Limited
- John D. McGugan
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Pipe connectors
- Patent number 4,298,221
- Issue date Nov 3, 1981
- Hunting Oilfield Services (U.K.) Limited
- John D. McGugan
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR