Our Locations
U.S.A. Headquarters
Humboldt Mfg. Co.
875 Tollgate Road
Elgin, IL 60123
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Office Hours
Monday to Friday
8:00am to 5:00pm CDT
Warehouse Hours
Monday to Friday
8:00am to 3:30pm CDT
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Nuclear Gauge Sales
洪堡科技有限公司.
2525 Atlantic Ave
Raleigh, NC 27604 USA
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Office Hours
Monday to Friday
8:00am to 5:00pm EDT
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International Sales
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Nuclear Gauge Training
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