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
CA651326A
Inventor
Hosokawa Eiichi
Hosokawa Masuo
Matsuyama Takuzo
Yokoyama Tohei
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.)
HOSOKAWA TEKKOSHO KK
Original Assignee
HOSOKAWA TEKKOSHO KK
Publication date
Application grantedgrantedCritical
Publication of CA651326ApublicationCriticalpatent/CA651326A/en