What does his stand for?

Henry I. Siegel Co. Inc. (SAUO)

Histidine - An amino acid (DOG)

Histidine - An amino acid

Histidyl (SAUS)

American Precision Saw, Harsen's Island, MI - Manufacturer code for watercraft hull identification number (USCG)

CIGNA High Income Shares - NYSE symbol (SPSG)

Fabrica de Automoviles Hispano Argentina - NCIC firearms make code (NCIC)

Haptic Intelligence Scale - Psychology (AEBS)

Hardware Information System (MCD)

Hardware Interrupt System (IAA)

Hayman Island - Australia - Airport symbol (OAG)

Headquarters Information System (SAUS)

Health Information Series - Federal government

Health Information Services - Department of Health and Human Services

Health Information Services - Australia

Health Information System (DMAA)

Health Interview Survey - National Institutes of Health

Heavily Instrumented (SAUS)

Heavy-Ion Source

Heiss Island - Former USSR - Geomagnetic observatory code

Heliborne Illumination System (CINC)

Helicopter Illumination System (SAUO)

Helicopter Integrated System (ACAE)

Helicopter Interservice (SAUS)

Hic Iacet Sepultus - Here Lies Buried - Latin

Hierarchical Intensive Search - of the literature

High Integrity Systems - Computer company - British (NITA)

High-Intensity Spectrometer

High-Interest Shipping (MCD)

High-resolution Infrared Sounder (SAUS)

High Resolution Interferometer Sounder (EOSA)

High Resolution Interferometer Spectrometer (SAUS)

High-Resolution Interferometer Spectrometer

High-spectral resolution Interferometer Sounder (SAUS)

Hispaniola Airways - Dominican Republic - ICAO designator (FAAC)

Histatin (DMAA)

Histidine (DB)

Histogram Scanning

Historian - or History (EY)

Historical Division (SAUO)

Hit Indicator System

Holographic Illumination System (SAUS)

Holt Information System (SAUS)

Home Incapacity Scale (MELL)

Home Information Systems (TIMI)

Home Interactive System (SAUS)

Home Internet Solution - A DSL technology for Internet access (XSAL)

Homogeneous Information Sets

Honeywell Information Systems, Inc. (IEEE)

Hood Inflation System (DNAB)

Horizontal Impact Sensor - Automotive safety systems

Horticultural Improvement Scheme (SAUS)

Horwitz Information Services - Information service or system (IID)

Hospital Infection Society - British (DBA)

Hospital Information System - Computer science

Hospitality and Information Service (EA)

Hostile Intelligence Service (SAUS)

Host Integration Server (XSAL)

House Information Systems - House of Representatives - Washington, DC

Hue, Intensity, Saturation (SAUS)

Human Intrusion Studies (SAUS)

Hungarian Intelligence Service (SAUO)

Hunters' Improvement and National Light Horse Breeding Society (BUAC)

Hunters' Improvement Society - British (BI)

Hybrid Infrared Source

Hydrologic Information System (SAUO)

Hyperimmune Serum - Medicine (DMAA)

Hypermedia Indexing Schema (SAUS)