8 Utility Patents
#529 in Wuppertal
#29,576 in Germany
#487,666 in the World
Forward Citations = 55
Company Filing History:
Gebr. Happich Gmbh
Gebr. Happieh Gmbh
Schoeller & Co., Elektrotechnische Fabrik Gmbh & Co.
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#529 in Wuppertal
#29,576 in Germany
#487,666 in the World
Company Filing History:
Get your Inventor Badge Today