GG

Gertrud Grendelmeier

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Aarburg, CH: #11 of 18 inventorsTop 65%
Overall (All Time): #3,534,212 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6338557 Spectacles with magnifying lenses Alexander Grendelmeier, Beat Grendelmeier, Felix Grendelmeier 2002-01-15