Define SCHEMA_IfcDocumentInformation_ValidFrom_IS_OPTIONAL¶
Defined in File Ifc4x3_rc1-definitions.h
Define Documentation¶
-
SCHEMA_IfcDocumentInformation_ValidFrom_IS_OPTIONAL
Defined in File Ifc4x3_rc1-definitions.h
SCHEMA_IfcDocumentInformation_ValidFrom_IS_OPTIONAL