Massachusetts
Division of Professional Licensure
JOHN R. DUFF
Electrician
License number
14351
Date granted
05/24/2011
Date expires
07/31/2016
Class
Electrician
Status
Current
licensingma.org
ID 3284647
LAST UPDATED 2026-05-04 22:42:40 UTC
LAST UPDATED 2026-05-04 22:42:40 UTC
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