Minnesota
Department of Labor and Industry
SANDBERG, DONALD L
Plumbing - Backflow Prevention Tester
License number
BT068367
Date granted
03/05/1991
Date expires
12/31/2012
Class
Plumbing - Backflow Prevention Tester
Status
Expired
Address
3972 TYLER ST NE, COLUMBIA HGTS , MN 55421
mnlicensing.org
ID 22416283
LAST UPDATED 2026-06-02 16:06:14 UTC
LAST UPDATED 2026-06-02 16:06:14 UTC
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