7 Utility Patents
#19 in Dinslaken
#36,280 in Germany
#595,962 in the World
Forward Citations = 34
Company Filing History:

Bergwerksverband Gmbh
Rheinstahl Huttenwerke Ag
where one patent can have more than one assignee
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#19 in Dinslaken
#36,280 in Germany
#595,962 in the World
Company Filing History:

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