WD

Wolfgang Dengler

UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #1,606,357 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6796738 Loop-type binder for documents 2004-09-28
5593184 Loose-leaf binder with suspension device 1997-01-14
4302123 Clasp element Hans Vetter 1981-11-24