49 Utility Patents
#2 in Troisdorf
#1,685 in Germany
#39,825 in the World
Forward Citations = 422
Company Filing History:

Klockner-humboldt-wedag Ag
L. & C. Steinmuller Gmbh
4. 1 out of 2
Dyckerhoff Engineering Gmbh
where one patent can have more than one assignee
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