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29 nov 1992 ano - Patent Granted for Modern Bulletproof Glass

Descrição:

field by William P Stephenson, this patent is alternating sheets of slightly flexible polycarbonates and glass

Adicionado na linha do tempo:

IED Timeline

ByCaden Iwanski

5 out 2018

0

1

314

Data:

29 nov 1992 ano

Agora

~ 32 years ago

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