John Thomas Marsden

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Lower Tean, EN

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Patents Grantslast 30 patents

Information Patent Grant
Valve operator
- Patent number 4,054,854
- Issue date Oct 18, 1977
- Expert Industrial Controls Ltd.
- John Thomas Marsden
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Method of making core tubes for solenoids
- Patent number 4,004,343
- Issue date Jan 25, 1977
- Expert Industrial Controls Limited
- John Thomas Marsden
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Fluid control valves
- Patent number 3,934,815
- Issue date Jan 27, 1976
- Expert Industrial Controls Ltd.
- John Thomas Marsden
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...