Measuring and testing – Embrittlement or erosion
Reexamination Certificate
2005-09-20
2005-09-20
Williams, Hezron (Department: 2856)
Measuring and testing
Embrittlement or erosion
C136S216000, C277S324000, C277S919000, C324S700000
Reexamination Certificate
active
06945098
ABSTRACT:
Wear-detection sensor has a body of electrically insulating material with an opening through which a flowable substance can pass, and one or more electrical conductors surrounding the opening and adapted to undergo a discernable change in conductivity as the insulating material is worn away by the flowable substance.
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Durando Antonio R.
Krebs Engineers Corporation
Quarles & Brady Streich & Lang LLP
Rogers David A.
Williams Hezron
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