Rudi Dueringer

SK S. Franzen Sãƒâ¶Hne Gmbh & Co. Kg: 3 patents #4 of 9Top 45%

📍 Wuppertal, DE: #529 of 1,656 inventorsTop 35%

Overall (All Time): #1,674,055 of 4,157,543Top 45%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
4771617	Permutation lock for containers such as suitcases	—	1988-09-20
4679833	Closure mechanism for suitcases or the like	—	1987-07-14
4644767	Permutation lock having rotary dials and a dial locking spring	—	1987-02-24