4. Static structures (e.g., buildings)
  5. Footing or foundation type
  6. Concrete type

John Ernest Elwart

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Concrete block form

Static structures (e.g. – buildings) – Footing or foundation type – Concrete type
Patent

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Floor receiving concrete block

Static structures (e.g. – buildings) – Intersection of a cast stonelike component
Reexamination Certificate

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Shock responsive momentary relay

Electrical transmission or interconnection systems – Switching systems – Condition responsive
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1949273

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