Home
CV
Projects
Teaching
Pre-PhD
Patent Pills
Contact
Light
Dark
Automatic
Instruments
Alexandra Graefin von Dyhrn, US992645A
On May 16, 1911, Alexandra Gräfin von Dyhrn of Breslau, in the German Empire, was awarded a patent for developing a novel packaging that used a thin layer of confection.
Francesca Chiaradia
Jun 20, 2024
1 min read
US
Cite
×