John Urbanek

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Chicago, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Interrupter switch with coordination of disconnect and interrupter...
- Patent number 5,075,521
- Issue date Dec 24, 1991
- S&C Electric Company
- Edward J. Rogers
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrical contact for use in a current interrupting unit
- Patent number 4,491,708
- Issue date Jan 1, 1985
- S&C Electric Company
- Raymond P. O'Leary
- H01 - BASIC ELECTRIC ELEMENTS