What does Hen stand for?

Henricus Boich - Flourished, 1320-30 - Authority cited in pre-1607 legal work (DSA)

Henry (King of England) (DLA)

Henson Training Center, Canada - Race horse training centers

Cape Henry (GAAI)

Harris Electronic News - Service suspended - Information service or system (IID)

Health Education Network (SAUS)

Heat-Exchanger Network - Chemical engineering

Hemorrhages, Exudates, and/or Nicking - Ophthalmology (DAVI)

Hengchun - Republic of China - Seismograph station code, US Geological Survey (SEIS)

Henley International, Inc. - Later, MAXXIM Medical - AMEX symbol (SPSG)

Henry Gun Co. - NCIC firearms make code (NCIC)

Holistic Education Network (EDAC)

Home Enteral Nutrition - Medicine (DMAA)

Home Entertainment Network - Cable-television system

Hotel, Echo, November - Russian submarine

Skiff Craft Inc., Plain City, OH - Manufacturer code for watercraft hull identification number (USCG)