4. Static structures (e.g., buildings)
  5. Specified terranean relationship
  6. With drain or vent exterior to foundation perimeter

Dennis M. Duffy

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Apparatus for and method of constructing an improved foundation

Static structures (e.g. – buildings) – Specified terranean relationship – With drain or vent exterior to foundation perimeter
Patent

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Fluid level sensor

Measuring and testing – Liquid level or depth gauge – Float
Patent

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Fluid level sensor

Measuring and testing – Liquid level or depth gauge – Float
Patent

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Profile ID: LFUS-PAI-P-924796

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