The Source Directory
The annual global directory for the vertical transportation industry since 1984.
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* List your company by October 15 each year to be included in next year's print edition of the ELEVATOR WORLD'S SOURCE DIRECTORY.
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Tri-Lok Mfg. & Maintenance Corp.
The Tri-Lok¨ Safety Plug Lock protects the elevator door lock release key hole from anyone without the proper authorization and cylinder key.
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