What does SFB stand for?

Air Sofia - Bulgaria - ICAO designator (FAAC)

Sanford, FL - Location identifier - FAA (FAAL)

San Francisco - California - Seismograph station code, US Geological Survey - Closed (SEIS)

San Francisco Ballet

San Francisco Belt Railroad - Federal Railroad Administration identification code

San Francisco Business Times (EFIS)

Segmented Filamentous Bacteria

Semiconductor Functional Block (IEEE)

Sender Freies Berlin - Radio network - West Germany

Sensor Feedback (SAUS)

Sir Francis Bacon

Society For Biomaterials (EA)

Society of Friendly Boilermakers - A union - British

Society of Furnace Builders - British (BI)

Solid Fiberboard

Solid Fiberboard (or Fibreboard) (SAUS)

Solid-State Functional Block (IAA)

Southwestern Freight Bureau, St. Louis MO - STAC

Spinning Form Block (MCD)

Standard Federal Bank - NYSE symbol (SPSG)

Standard Fedl Bancorp'n - NYSE symbol

State Feedback (SAUS)

Structural Feedback

Submarine Fog Bell (SAUS)

Surgical Foreign Body (STED)

Symmetry Breaking Force (AAEL)