You might find some ideas at-
http://www.geocaching.com/links/default.aspx
http://www.geocaching.com/local/default.aspx?state_id=39&submit2=GO
Below are results from Thomas.net
http://www.thomasnet.com/products/global-positioning-systems-gps-35140342-1.html
Warren-Knight Instrument Co. - Philadelphia, PA - E-mail this company
Distributor, Manufacturer
Company Profile: Manufacturer & design of alignment scopes, autocollimators, opto-mechanical precision instrumentation systems, survey/engineering/construction, metrological, medical, transits, theodolites,...
http://www.warrenind.com
2. Environmental Equipment & Supply - Harrisburg, PA - E-mail this company
Distributor, Service Company
Company Profile: Distributor & custom retro-fitting of environmental surveying equipment & supplies including: geological equipment, geophysical testing equipment, GPS, borehole cameras, interface probes, hammer...
Brand Names: Honeywell, Horiba, Ion Science, Photovac, Thermo Electron Industrial Hygiene, Solinst, ProActive,...
http://www.envisupply.com
3. Sapling Co., Inc., The - Huntingdon Valley, PA
Manufacturer
Company Profile: Manufacturer of timepieces including wired & wireless analog clocks, digital clocks, & master clocks, GPS receivers, wireless transmitters, repeaters & accessories. Also mfrs. advanced microprocessor...
4. One Click Wireless - Chalfont, PA
Distributor, Service Company
Company Profile: Distributor of cellular phones, two way radios, global positioning systems & services
Advanced Microsystems, Inc. - Uniontown, PA
Manufacturer, Service Company
Company Profile: Manufacturer Of Distance Measuring Instruments & Equipment Engineered To Provide Accurate Measurements To One Foot Per Mile. Global Positiong Systems, Distance Measuring Sensors. Consulting,...
2006-12-14 13:49:05
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answer #1
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answered by HCCLIB 6
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