[n: Using Stationary Heads] {g11b 5/008t2f} Patents (Class G9B/5.007)

Cross-Reference Art Collections

[n: comprising a plurality of single poles or gaps or groups thereof operative at the same time] {g11b 5/008t2f2} (Class G9B/5.008)
[n: using virtual scanning heads] {g11b 5/008t2f4} (Class G9B/5.01)

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