John Francis Steeple Heffernan

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Matching Green, GB

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for repairing and upgrading pipes
- Patent number 8,613,291
- Issue date Dec 24, 2013
- NLB Engineering Limited
- John Francis Steeple Heffernan
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...