Result of type-level quantity extraction (IfcElementQuantity sets on the element's IfcTypeProduct, e.g. Qto_WallBaseQuantities defined once on IfcWallType). Mirrors TypePropertyInfo for quantities.
Result of type-level quantity extraction (IfcElementQuantity sets on the element's IfcTypeProduct, e.g. Qto_WallBaseQuantities defined once on IfcWallType). Mirrors TypePropertyInfo for quantities.