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.)
Elder Thomas C Inc
Original Assignee
Elder Thomas C Inc
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
Priority claimed from US06/020,953external-prioritypatent/US4241143A/en
Application filed by Elder Thomas C IncfiledCriticalElder Thomas C Inc
Publication of JPS55124775ApublicationCriticalpatent/JPS55124775A/ja
Publication of JPS5753356B2publicationCriticalpatent/JPS5753356B2/ja