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Method and apparatus for controlled off peak load hot water heating

  • US 4,449,178 A
  • Filed: 02/27/1981
  • Issued: 05/15/1984
  • Est. Priority Date: 02/27/1981
  • Status: Expired due to Term
First Claim
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1. A method of heating water over a predetermined period of time comprising the steps of:

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