John J. Kelly

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Coventry, GB

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Patents Grantslast 30 patents

Information Patent Grant
Pipe coupling
- Patent number 4,457,541
- Issue date Jul 3, 1984
- Lucas Industries Limited
- John J. Kelly
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Pipe couplings
- Patent number 4,422,673
- Issue date Dec 27, 1983
- Lucas Industries Limited
- John E. Blackford
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...