The descriptor string is an ObjectDescriptor, which is defined as:
$(MONO ObjectDescriptor ::= [UNIVERSAL 7] IMPLICIT GraphicString)
GraphicString is just 0x20 to 0x7E, therefore ObjectDescriptor is just 0x20 to 0x7E.
It is used to describe the object identified by this node.
See Implementation
The descriptor string is an ObjectDescriptor, which is defined as:
$(MONO ObjectDescriptor ::= [UNIVERSAL 7] IMPLICIT GraphicString)
GraphicString is just 0x20 to 0x7E, therefore ObjectDescriptor is just 0x20 to 0x7E.
It is used to describe the object identified by this node.