Wisconsin
Department of Safety and Professional Services
Petersen, John L
Professional Engineer
License number
20126-6
Date granted
09/26/1980
Date expires
07/31/1996
Class
Professional Engineer
Status
Expired
wisconsinengineering.org
ID 35539080
LAST UPDATED 2026-07-21 09:43:22 UTC
LAST UPDATED 2026-07-21 09:43:22 UTC
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