Massachusetts
Division of Professional Licensure
JOHN J. BLACKER
Plumber
License number
11041
Date granted
07/12/1989
Date expires
05/01/2014
Class
Plumber
Status
Current
licensingma.org
ID 3563172
LAST UPDATED 2024-03-07 08:58:19 UTC
LAST UPDATED 2024-03-07 08:58:19 UTC
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