13 Utility Patents
#46 in Bochum
#16,360 in Germany
#295,606 in the World
Forward Citations = 109
Company Filing History:
Dr. C. Otto & Comp. G.m.b.h.
Saarbergwerke Aktiengesellschaft
Saabergwerke, A.g.
4. 1 out of 1
Saarbergwerke A.c.
where one patent can have more than one assignee
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