Wisconsin
Department of Safety and Professional Services
Diehl, John G
Professional Engineer
License number
13598-6
Date granted
08/22/1973
Date expires
07/31/1990
Class
Professional Engineer
Status
wisconsinengineering.org
ID 12576002
LAST UPDATED 2026-06-19 09:49:09 UTC
LAST UPDATED 2026-06-19 09:49:09 UTC
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