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.)
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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 AU247726B2publicationCriticalpatent/AU247726B2/en
Publication of AU6371560ApublicationCriticalpatent/AU6371560A/en
Improvements in or relating to arrangements for automatically adjusting the spacing between the recording or reproducing head ofa magnetic recording and/or reproducing apparatus andthe magnetic record carrier
Improvements in or relating to arrangements for automatically adjusting the spacing between the recording or reproducing head ofa magnetic recording and/or reproducing apparatus andthe magnetic record carrier