[MSDN Library April 2000] Annex B COM Enumerator Constraints (100%)

MSDN Library - April 2000 > Specifications > Platforms > Plug and Play External COM Device Specification

[MSDN Library April 2000] Annex C (Informative) - Class Names (82.8571428571429%)

MSDN Library - April 2000 > Specifications > Platforms > Plug and Play External COM Device Specification

[MSDN Library April 2000] Annex A (Informative) - Additional Modem Information (82.2115384615385%)

MSDN Library - April 2000 > Specifications > Platforms > Plug and Play External COM Device Specification