RL

Rudiger Lennartz

BG Boll & Kirch Filterbau Gmbh: 1 patents #1 of 1Top 100%
📍 Pulheim, DE: #4 of 14 inventorsTop 30%
Overall (1989): #60,107 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4804481 Helical spring apparatus and process for detaching filter cake — 1989-02-14