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.)
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.)
"DOUBLE-H" BRICK Co Ltd
Original Assignee
"DOUBLE-H" BRICK Co Ltd
Publication date
Application grantedgrantedCritical
Publication of CA353939ApublicationCriticalpatent/CA353939A/fr