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.)
EAGLE-PICHER INDUSTRIES
Original Assignee
EAGLE-PICHER INDUSTRIES
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 EAGLE-PICHER INDUSTRIESfiledCriticalEAGLE-PICHER INDUSTRIES
Priority to CA158,638ApriorityCriticalpatent/CA969098A/en
Application grantedgrantedCritical
Publication of CA969098ApublicationCriticalpatent/CA969098A/en