Patents Assigned to Shell International Petroleum Company Limited
  • Patent number: D244664
    Type: Grant
    Filed: June 18, 1975
    Date of Patent: June 14, 1977
    Assignee: Shell International Petroleum Company Limited
    Inventor: Claude Alain Richard Monnet
  • Patent number: D245828
    Type: Grant
    Filed: June 18, 1975
    Date of Patent: September 20, 1977
    Assignee: Shell International Petroleum Company Limited
    Inventor: Claude Alain Richard Monnet