Made in the USA
Made in the USA 
724.523.5567
Borosilicate Glass Manufacturer of Lenses, Reflectors, Refractors
IF YOU CAN DESIGN IT, WE CAN PRODUCE IT.

JSG is Manufacturer of the Year!

by JSG8. January 2013 15:14
The Pittsburgh Business Times’ Manufacturer of the Year is…..Jeannette Specialty Glass!... [More]

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