Minnesota
Department of Labor and Industry
KOPPEN, MARVIN A
Plumbing - Backflow Prevention Rebuilder
License number
BF065003
Date granted
04/13/2009
Date expires
12/31/2015
Class
Plumbing - Backflow Prevention Rebuilder
Status
Issued
Address
332 PONDVIEW LN, CHASKA , MN 55318
mnlicensing.org
ID 22411271
LAST UPDATED 2026-07-02 14:26:03 UTC
LAST UPDATED 2026-07-02 14:26:03 UTC
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