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.)
DAWSON LINZA M
IVINS WILLIAM C
MARSHALL HL
Original Assignee
DAWSON LINZA M
IVINS WILLIAM C
MARSHALL HL
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 DAWSON LINZA M, IVINS WILLIAM C, MARSHALL HLfiledCriticalDAWSON LINZA M
Application grantedgrantedCritical
Publication of CA97204ApublicationCriticalpatent/CA97204A/fr