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Edouard benedicts secures us paptent for safety glass (8 Jan 1914 Jahr – 21 Jun 1914 Jahr)

Beschreibung:

after successfully patenting his lamminted safty glass in france in 1909

Zugefügt zum Band der Zeit:

bulletproof glass

Byenrique piedra

13 Sep 2017

0

0

1477

Datum:

8 Jan 1914 Jahr

21 Jun 1914 Jahr

~ 5 months and 14 days

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