What is a dual control switch? - ProProfs Discuss
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What is a dual control switch?

This question is part of IAIS GCOR STUDY QUIZ/TRANSPORTATION EMPLOYEES
Asked by Rorygene, Last updated: Oct 22, 2020

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1 Answer

John Smith

John Smith

John Smith
John Smith

Answered Jul 20, 2017

A power operated switch,moveable point frog,or derail that can also be operated by hand
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