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April 1, 2024
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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:

5 Oct 2018
0
1
205
IED Timeline

Date:

nov 29, 1992
Now
~ 31 years ago
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