Wisconsin
Department of Safety and Professional Services
Harker, Ralph J
Professional Engineer
License number
4612-6
Date granted
02/15/1952
Date expires
07/31/1984
Class
Professional Engineer
Status
wisconsinengineering.org
ID 12568430
LAST UPDATED 2026-05-30 05:44:19 UTC
LAST UPDATED 2026-05-30 05:44:19 UTC
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