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nov 29, 1992 - Patent Granted for Modern Bulletproof Glass
Description:
field by William P Stephenson, this patent is alternating sheets of slightly flexible polycarbonates and glass
Added to timeline:
IED Timeline
By
Caden Iwanski
5 Oct 2018
0
1
314
Date:
nov 29, 1992
Now
~ 32 years ago
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