Testing A Bullet Proof Vest
Testing the effectiveness of an invention is essential. However, we think that they might have pushed the first bulletproof vest differently. Simply, this is too dangerous! Even so, this photo shows how Jan Szczepanik and Casimir Zeglen tried it. This turned out to be a success in marketing! After the Mayor of Chicago was shot to death, Zeglen reportedly began working on it.
Testing A Bullet Proof Vest
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