What does HBW stand for?

Hafeman Boat Works, Big Forks, MN - Manufacturer code for watercraft hull identification number (USCG)

Half Bandwidth - Electronics

Harcourt, Brace & World, Inc. (SAUO)

High Birth Weight - Medicine (MAE)

High-Speed Black and White - Photography

Hillsboro, WI - Location identifier - FAA (FAAL)

Hollandsche Beton en Waterbouw B.V. (EFIS)

Hot Bridge Wire (SAUS)

Hughes Boat Works - NCIC boat manufacturer code (NCIC)

Wolf - Howard B., Inc. - AMEX symbol (SPSG)