Patents Assigned to Delphi Instruments, Inc.
  • Pressure regulator valve
    Patent number: 4094337
    Abstract: A pressure reducing valve particularly constructed for use with hot high pressure water by the incorporation therein of a sapphire valve head, seat and head engaging element.
    Type: Grant
    Filed: March 26, 1976
    Date of Patent: June 13, 1978
    Assignee: Delphi Instruments, Inc.
    Inventor: Alfred D. Robinson