Wisconsin
Department of Safety and Professional Services
Olson, O Neil
Professional Engineer
License number
464-6
Date granted
07/31/1932
Date expires
07/31/1988
Class
Professional Engineer
Status
wisconsinengineering.org
ID 12567341
LAST UPDATED 2026-07-16 21:41:51 UTC
LAST UPDATED 2026-07-16 21:41:51 UTC
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