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.)
ALLEN EH
DE FONBLANGE ARTHUR FRANK
Original Assignee
ALLEN EH
DE FONBLANGE ARTHUR FRANK
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ALLEN EH, DE FONBLANGE ARTHUR FRANKfiledCriticalALLEN EH
Application grantedgrantedCritical
Publication of CA147722ApublicationCriticalpatent/CA147722A/fr