TbB definitions

Tbb

1) Transfer bus breaker
Found on https://www.crosswordclues.com/clue/tbb

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TBB

(Aviation abbreviations:) transfer bus breaker
Found on http://www.aviationonline.co.uk/glossary/st.htm

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TBB

The Brothers Brick. You are here.
Found on http://www.brothers-brick.com/lego-glossary/

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