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first ever safty glass patent filed in france (5 Jan 1909 Jahr – 19 Jun 1910 Jahr)

Beschreibung:

Edouard successfully filed a paptent in france for laminated safty glass was created by using a sheet of celluiod betewwn two sheets of glass.

Zugefügt zum Band der Zeit:

bulletproof glass

Byenrique piedra

13 Sep 2017

0

0

1475

Datum:

5 Jan 1909 Jahr

19 Jun 1910 Jahr

~ 1 years and 5 months

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