Mechanical Engineering Drawing Symbols

[simpleaffiliate source="chitika" results="0"][/simpleaffiliate]

Where can I view online the signs/legends and symbols of the following?

HVAC(Heating, Ventilating and Airconditioning)
ELEVATOR SYSTEM
DUCTING

I'm a mechanical engineering freshmen student and I need all of those. Please help me on this, I need this for my assignment in my Drawing Course. Thank You!

I assume you mean for FREE:
http://www.quia.com/pages/nithvac.html
http://www.codezebra.com/symbolsautocadBLDG.html

You will need to check out a reference manual from your campus library.

VariCAD 2010 v3.01 Full Download.mp4


[simpleaffiliate source="amazon" results="6"]mechanical engineering drawing symbols[/simpleaffiliate]
[simpleaffiliate source="cj" results="2"]mechanical engineering drawing symbols[/simpleaffiliate]
[simpleaffiliate source="clickbank" results="5"]mechanical engineering drawing symbols[/simpleaffiliate]