Minnesota
Department of Labor and Industry
LANGENBACH, JOHN G
Boiler - Historical Boiler Engineer
License number
HB027466
Date granted
08/19/1988
Class
Boiler - Historical Boiler Engineer
Status
Issued
Address
10951 MAYBERRY TRL N, MARINE ST CROIX, MN 55047
mnlicensing.org
ID 21902323
LAST UPDATED 2026-05-16 08:53:13 UTC
LAST UPDATED 2026-05-16 08:53:13 UTC
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