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
CA851591A
Inventor
M. Kestenbaum Ronald
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.)
HAMILTON METAL PRODUCTS
Original Assignee
HAMILTON METAL PRODUCTS
Publication date
Application grantedgrantedCritical
Publication of CA851591ApublicationCriticalpatent/CA851591A/en