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.)
Melvin T Roudebush and Wilmer L. Moyer Richard C. Simmerman
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 Cash Register Co
Original Assignee
National Cash Register Co
Filing date
Publication date
Application filed by National Cash Register CofiledCriticalNational Cash Register Co
Application grantedgrantedCritical
Publication of AU236981B2publicationCriticalpatent/AU236981B2/en
Publication of AU6027460ApublicationCriticalpatent/AU6027460A/en