Wisconsin
Department of Safety and Professional Services
Luethmers, Darrel John
Professional Engineer
License number
20954-6
Date granted
08/28/1981
Date expires
07/31/1990
Class
Professional Engineer
Status
wisconsinengineering.org
ID 12584489
LAST UPDATED 2026-06-12 15:12:12 UTC
LAST UPDATED 2026-06-12 15:12:12 UTC
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