Wisconsin
Department of Safety and Professional Services
Oler, Douglas Nelson
Professional Engineer
License number
22372-6
Date granted
05/20/1983
Date expires
07/31/2002
Class
Professional Engineer
Status
Expired
wisconsinengineering.org
ID 35541320
LAST UPDATED 2026-06-12 23:00:02 UTC
LAST UPDATED 2026-06-12 23:00:02 UTC
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