Antony Dobson Barber

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Truro, GB

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Patents Grantslast 30 patents

Information Patent Grant
Reciprocating hydraulic motors
- Patent number 4,161,989
- Issue date Jul 24, 1979
- Compair Construction and Mining Limited
- Antony D. Barber
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Hydraulic levelling systems for drilling machines, etc.
- Patent number 4,116,409
- Issue date Sep 26, 1978
- Compair Construction and Mining Limited
- Antony Dobson Barber
- E21 - EARTH DRILLING MINING