Wisconsin
Department of Safety and Professional Services
Lyon, David S
Professional Engineer
License number
15945-6
Date granted
09/01/1976
Date expires
07/31/2014
Class
Professional Engineer
Status
wisconsinengineering.org
ID 12578648
LAST UPDATED 2026-05-03 09:46:44 UTC
LAST UPDATED 2026-05-03 09:46:44 UTC
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