What does PLB stand for?

American Italian Pasta Co. - NYSE symbol

Amer Italian Pasta'A' - NYSE symbol (SPSG)

Communist Party (Belgium) - Political party (PSAP)

Packet Length in Bits (SAUS)

Parietal Lobe Battery - Medicine (EDAA)

Paul L. Broussard and Associates, Inc. - Commercial firm

Payload Bay - NASA (NAKS)

Per Pound - Freight

Personal Locator Beacon - Military (AFM)

Phopholipase B - An enzyme (DAVI)

Phospholamban - Biochemistry

Picture Level Benchmark - Computer science (CDE)

Plattsburgh, NY - Location identifier - FAA (FAAL)

Plumbing Mart - Vancouver Stock Exchange symbol

Polonombauk - Language code (ETLW)

Poor Law Board

Porous Layer Bead - Chromatography (DB)

Print Line Buffer - Computer science (VLIE)

Prior-Lien Bond - Business (MHDB)

Proctolin-Like Bioactivity - Neurobiology

Public Light Bus - British

Publisher's Library Binding

Pullbutton (AAG)