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INFRASTRUCTURE DEVICE WITH MODULAR REPLACEABLE SENSORS

  • US 20090137163A1
  • Filed: 11/26/2007
  • Published: 05/28/2009
  • Est. Priority Date: 11/26/2007
  • Status: Abandoned Application
First Claim
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1. A utility device comprising:

  • a first portion for electrically connecting to premises infrastructure wiring;

    a second portion for mating with said first portion, said second portion requiring renewing from time to time; and

    a removable module for housing said second portion, said module adapted for electrical connection to said first portion.

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