Patents Assigned to Astra Resources AG
  • Patent number: D778406
    Type: Grant
    Filed: October 15, 2015
    Date of Patent: February 7, 2017
    Assignee: Astra Resources AG
    Inventor: Werner Egli
  • Patent number: D778407
    Type: Grant
    Filed: October 15, 2015
    Date of Patent: February 7, 2017
    Assignee: Astra Resources AG
    Inventor: Werner Egli