Wisconsin
Department of Safety and Professional Services
Henderson, Duane S
Professional Engineer
License number
30218-6
Date granted
06/10/1994
Date expires
07/31/2014
Class
Professional Engineer
Status
Expired
wisconsinengineering.org
ID 35549119
LAST UPDATED 2026-07-16 01:31:21 UTC
LAST UPDATED 2026-07-16 01:31:21 UTC
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