JJ

Johannes De Jong

KC Kone Elevators Co.: 2 patents #1 of 7Top 15%
📍 Amsterdam, MA: #1 of 1 inventorsTop 100%
Overall (1994): #29,731 of 165,921Top 20%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5370208 Double-sided safety gear — 1994-12-06
5361873 Rope suspension arrangement Pentti Alasentie 1994-11-08