Wisconsin
Department of Safety and Professional Services
Barthel, William L
Professional Engineer
License number
10872-6
Date granted
10/11/1968
Date expires
07/31/2014
Class
Professional Engineer
Status
wisconsinengineering.org
ID 12573351
LAST UPDATED 2026-07-05 15:46:27 UTC
LAST UPDATED 2026-07-05 15:46:27 UTC
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