DIFF Subgroup
G11B 17/32 Maintaining desired spacing between record carrier and head, e.g. by fluid-dynamic spacing
Introduced: July 1974
Full Title
Full titles differ between systems:
IPC:
Guiding record carriers not specifically of filamentary or web form, or of supports therefor > Maintaining desired spacing between record carrier and head, e.g. by fluid-dynamic spacing
CPC:
Guiding record carriers not specifically of filamentary or web form, or of supports therefor (guiding cards or sheets G06K13/00) > Maintaining desired spacing between record carrier and head, e.g. by fluid-dynamic spacing
No child classifications to compare. This is a leaf node in both IPC and CPC.