7 Utility Patents
#36 in Burscheid
#36,203 in Germany
#594,873 in the World
Forward Citations = 47
Company Filing History:

Bergwerksverband Gmbh
Strabag Bau-ag
where one patent can have more than one assignee
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#36 in Burscheid
#36,203 in Germany
#594,873 in the World
Company Filing History:

Get your Inventor Badge Today