Patents Assigned to Hydro-Spa, Inc.
  • Bathing pool
    Patent number: D245541
    Type: Grant
    Filed: February 23, 1976
    Date of Patent: August 23, 1977
    Assignee: Hydro-Spa, Inc.
    Inventor: Merle C. Melchior
  • Bathing pool
    Patent number: D245542
    Type: Grant
    Filed: February 23, 1976
    Date of Patent: August 23, 1977
    Assignee: Hydro-Spa, Inc.
    Inventor: Merle C. Melcior
  • Bathing pool
    Patent number: D267271
    Type: Grant
    Filed: December 13, 1979
    Date of Patent: December 14, 1982
    Assignee: Hydro-Spa, Inc.
    Inventors: Warren W. Kingsley, Robert C. Kingsley
  • Whirlpool bathing shell
    Patent number: D277985
    Type: Grant
    Filed: October 21, 1983
    Date of Patent: March 12, 1985
    Assignee: Hydro-Spa, Inc.
    Inventor: Robert C. Kingsley
  • Whirlpool bathing shell
    Patent number: D294863
    Type: Grant
    Filed: June 4, 1985
    Date of Patent: March 22, 1988
    Assignee: Hydro-Spa, Inc.
    Inventor: Robert C. Kingsley