[n: Specially Adapted For Transducing In Both Travelling Directions Of Tape] {g11b 5/55c} Patents (Class G9B/5.185)

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[n: controlled by automatic tape drive reversing arrangement (reversing tape drive arrangements g9b/15.051)] {g11b 5/55c1} (Class G9B/5.186)

There are no patents to show for this class.