Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA831103A
Inventor
Saegusa Takeo
Anzai Shiro
Irako Koichi
Narumiya Tsuneaki
Furukawa Junji
Ishizuka Yuzo
Ishikawa Takao
Onishi Akira
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bridgestone Corp
Original Assignee
Bridgestone Corp
Publication date
Application grantedgrantedCritical
Publication of CA831103ApublicationCriticalpatent/CA831103A/en