Minnesota
Department of Labor and Industry
RINGNESS, DONALD E
Boiler - Chief A Engineer
License number
CA033452
Date granted
04/04/1971
Date expires
07/31/2015
Class
Boiler - Chief A Engineer
Status
Issued
Address
7228 HUMBOLDT AVE N, BROOKLYN CENTER, MN 55430
mnlicensing.org
ID 21887589
LAST UPDATED 2026-03-15 04:18:44 UTC
LAST UPDATED 2026-03-15 04:18:44 UTC
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