DE926087 - Desider Stern - Patent appliance for preparing drinks - Part 2

Desider Stern loved hiking in the mountains... did his passion for the great outdoor give him the idea to design a travel-coffeemaker?

It's so small it can easily find a place in a suitcase, folded on itself...
... because this amazing little device is finding place in its own Jug.

ingenious!

Here, the coffee machine when in use:

 Here, as you would find it in your suitcase in 1952: