Patents Assigned to Blackhawk Tool & Machine, LLC
  • Chemistry delivery device
    Patent number: D834300
    Type: Grant
    Filed: November 8, 2016
    Date of Patent: November 27, 2018
    Assignee: Blackhawk Tool & Machine, LLC
    Inventor: Michael A. Sapara, Jr.
  • Chemistry delivery device
    Patent number: D849209
    Type: Grant
    Filed: November 8, 2016
    Date of Patent: May 21, 2019
    Assignee: Blackhawk Tool & Machine, LLC
    Inventor: Michael A. Sapara, Jr.