| Engineering, Chemical | |
| AspenTech | |
| Engineering, Electrical | |
| Electric power: plugs | |
| Engineering | |
| ASTM
The Barcode Software Center GS1 US, Japan • Bowker • ISBN • ISSN (periodicals) • US Postal Explorer • AIM USA, Global ANSI • ISO • Azalea, Inc., FAQ.pdf (br) • Abarcode | |
| http://web.ist.utl.pt/~mcasquilho/util/L-engineering.php Created: 2003 — Last modified: 2007-05-20 |