Thermochron iButton - Digital Temperature Data Logger
Data Logger and Sensors
http://www.ibutton.com/ibuttons/thermochron.html

Temperature Logger
Temperature logging and solar heated water controller. Build your own electronic project.
http://www.anotherurl.com/therm/Default.htm

Temperature Data Systems
Sensitech is the leading provider of cold chain monitoring instruments, information and analysis that help to protect the freshness, efficacy and integrity of temperature-sensitive products.
http://www.temperaturedatasystems.com/

Dickson
Find data loggers, chart recorders, temperature alarms plus other data monitoring products for your specific work applications from Dickson.
http://www.dicksondata.com

DCC Corporation
A manufacturer and supplier of the HotSpot Thermocouple Welder and HotMux temperature data logger.
http://www.dcccorporation.com/

Pico Technology
DrDAQ is a low cost data logger from Pico Technology with built in sensors for temperature, light, sound and pH.
http://www.drdaq.com/

BioDevices Corporation
Data logger that records dissolved oxygen and temperature data for in-situ analysis of freshwater environments.
http://www.biodevicescorp.com

Reliable Scale Corporation
Includes agricultural lines such as the Cattle Performance Data-Logger and the Animal Feeding Data-Logger.
http://www.reliablescale.com/

DataBase Logger
Über den Menüpunkt
http://www.database-logger.de/

Trak-R Logger Data loggers
Manufacturerer of portable data loggers that measure temperature and relative humidity over time.
http://www.trak-r-logger.com/