Problem of the Minimum Rotation Surface
Java applet demonstrating the catenary.
http://home.ural.ru/~iagsoft/PMRS_J.html

Viessmann Modell
Aktuelle Nachrichten, Neue Produkte der Viessmann Modellspielwaren GmbH
http://www.viessmann-modell.com/

Harcon Corporation
Offer bridge and structure access equipment. Products include catenary cable and rolling scaffold equipment, bucket trucks and pontoons. Features specifications and project portfolio.
http://www.harconcorp.com/

Flash Technology
Flash Technology is a world-class leader in lighting and monitoring solutions to help protect critical assets. Flash Technology provides specialized obstruction lighting products to serve the telecommunications, broadcast, wind energy, airport, utilities markets and specialty applications.
http://www.flashtechnology.com/

Windhoff GmbH
Die Windhoff Bahn- und Anlagentechnik GmbH ist seit 1889 im Maschinen- und Anlagenbau tätig. Die Herstellung und der Vertrieb umfassen eine breitgefächerte Palette technologisch anspruchsvoller Produkte aus den Unternehmensbereichen Schienenfahrzeuge, Bahntechnik und Anlagentechnik. Since 1889, Windhoff has been active in the field of design and engineering of machines and plants. Production and sale today comprise a variety of technologiecally exacting products of the following ranges: railway vehicles, railway workshop equipment and handling systems.
http://www.windhoff.de/

Vilden Associates, Inc.
Has been a leader in providing information systems solutions to the transportation industry since 1979. The products include Vilden Global Liner System(VGLS),Vilden Drayage System(e-Dray), Viden Customs Filing system (e-Clear, NVOCC System (e-NVOY) and Warehouse System(e-Store).
http://www.vilden.com

JPL's HORIZONS System
Provides access to key solar system data and flexible production of highly accurate ephemerides for solar system objects (163000+ asteroids and comets, 128 natural satellites, 9 planets, the Sun, L1, L2, select spacecraft, and system barycenters).
http://ssd.jpl.nasa.gov/horizons.html

The Law Enforcement Officers Custom Identification System
System is an outreach of the McGruff Safe Kids Total Identification System program which uses a computerized system to deliver an instant record of a child's fingerprints (all 10 digits), digital photographs and vital information.
http://www.leocustomidsystem.mcgruff-safe-kids.com

The Campbell Prediction System
The Campbell Prediction System (CPS)
http://www.dougsfire.com/

VOD System
Authorised supplier for Video-on-Demand System, a realtime digital karaoke system.
http://www.vod.com.my/