Patents Assigned to CALVIN FABRICATIONS CO.
  • Portable power-driven press
    Patent number: 11318696
    Abstract: A portable press configured to selectably apply either compression or expansion forces to objects or workpieces, thereby permitting multiple functions such as pressing, bending, fixturing, spreading, lifting, and position holding assistance in fabrication applications to the objects or workpieces.
    Type: Grant
    Filed: February 10, 2021
    Date of Patent: May 3, 2022
    Assignee: CALVIN FABRICATIONS CO.
    Inventor: Calvin Roth