Wisconsin
Department of Safety and Professional Services
Christophersen, Sydney D
Professional Engineer
License number
8892-6
Date granted
05/20/1965
Date expires
07/31/2000
Class
Professional Engineer
Status
Expired
wisconsinengineering.org
ID 35528583
LAST UPDATED 2026-06-19 21:45:09 UTC
LAST UPDATED 2026-06-19 21:45:09 UTC
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