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A database of acronyms
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What Does PRGB Stand For?
PRGB stands for Proprotor Gearbox
US Military Acronyms
Added on 14/04/2008 | Edit this acronym
A database of acronyms
PRGB stands for Proprotor Gearbox
US Military Acronyms
Added on 14/04/2008 | Edit this acronym