Wisconsin
Department of Safety and Professional Services
Dreher, William H
Professional Engineer
License number
8383-6
Date granted
05/07/1964
Date expires
07/31/1988
Class
Professional Engineer
Status
wisconsinengineering.org
ID 12571180
LAST UPDATED 2026-04-30 19:00:50 UTC
LAST UPDATED 2026-04-30 19:00:50 UTC
This website is unaffiliated with the Department of Safety and Professional Services. Please verify all information directly with the relevant official government authority.