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Measuring equipment for isolating a plurality of probes contacting a sample

  • US 6,119,508 A
  • Filed: 01/27/1998
  • Issued: 09/19/2000
  • Est. Priority Date: 01/31/1997
  • Status: Expired due to Term
First Claim
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1. Measuring equipment for measuring a plurality of properties of a sample with separate probes contacting the sample simultaneously, comprising:

  • a plurality of probes;

    a reference source line connected to each probe;

    a signal line connected to each probe for providing a measurement signal; and

    a first switch assembly connected to a first reference source line and a first signal line to isolate one of said plurality of probes from generating any interference while measuring the sample.

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