Klaus

Soennecken

 Bonn, GermanyTue, 14 Nov 2017 23:31:41 +0100 
#^Patented by Friedrich Soennecken - The hole punch: Google honours the Bonn invention
Image/photo
The hole punch is 131 years old today this Tuesday and Google has honoured the office helper with a Doodle on its birthday. The hole punch was invented by a Bonn entrepreneur.
 Bonn