5 Utility Patents
#128 in Friedrichshafen
#52,631 in Germany
#828,843 in the World
Forward Citations = 56
Company Filing History:
Zeppelin-metallwerke Gmbh
Firma Erich Sieger
Petersen, Inc.
4. 1 out of 2
Altvater Rpp 1200 Gmbh
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