Wisconsin
Department of Safety and Professional Services
Koch, Roger C
Professional Engineer
License number
12256-6
Date granted
04/30/1971
Date expires
07/31/2012
Class
Professional Engineer
Status
Expired
wisconsinengineering.org
ID 35531447
LAST UPDATED 2026-07-06 00:39:55 UTC
LAST UPDATED 2026-07-06 00:39:55 UTC
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