Wisconsin
Department of Safety and Professional Services
Chang, Yung-Chih
Professional Engineer
License number
11808-6
Date granted
04/17/1970
Date expires
07/31/2000
Class
Professional Engineer
Status
Expired
wisconsinengineering.org
ID 35531044
LAST UPDATED 2026-05-31 00:21:12 UTC
LAST UPDATED 2026-05-31 00:21:12 UTC
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