4. Static structures (e.g., buildings)
  5. With entrance for persons or objects in horizontal or...
  6. Masonry or concrete

Raymond F. Hahn

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Form for a mortar cap

Static structures (e.g. – buildings) – With entrance for persons or objects in horizontal or... – Masonry or concrete
Patent

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Form for construction of a catch basin

Hydraulic and earth engineering – Fluid control – treatment – or containment
Patent

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Profile ID: LFUS-PAI-P-1708012

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