Patents Assigned to Kabushiki Kaisha Hattori Tokeiten
  • Patent number: D243720
    Type: Grant
    Filed: June 19, 1975
    Date of Patent: March 15, 1977
    Assignee: Kabushiki Kaisha Hattori Tokeiten
    Inventor: Yozo Yajima
  • Patent number: D243890
    Type: Grant
    Filed: June 19, 1975
    Date of Patent: March 29, 1977
    Assignee: Kabushiki Kaisha Hattori Tokeiten
    Inventor: Yozo Yajima