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9 févr. 1899 - medical syringe

Description:

Oh, the wonders of modern medicine. In 1899, Letitia Geer invented a medical syringe that could be operated with only one hand. Remember her the next time your doctor injects you with only one hand.

Ajouté au bande de temps:

Inventions by women!

ByLauren Herzig
8 déc. 2017
1
0
637

Date:

9 févr. 1899
Maintenaint
~ Il y a 126 ans
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