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.)
and Arthur Jerome Ferguson bothof Illinois U. SA Edward Ashburton Lindsley
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.)
NATIONAL ELECTRIC SCREEN Corp
Original Assignee
NATIONAL ELECTRIC SCREEN Corp
Filing date
Publication date
Application filed by NATIONAL ELECTRIC SCREEN CorpfiledCriticalNATIONAL ELECTRIC SCREEN Corp
Application grantedgrantedCritical
Publication of AU102945B2publicationCriticalpatent/AU102945B2/en
Publication of AU501136ApublicationCriticalpatent/AU501136A/en