DIFF Subgroup
G11B 17/22 from random access magazine of disc records
Introduced: September 1968
Title
Titles differ between systems:
IPC: from random-access magazine of disc records
CPC: from random access magazine of disc records
Full Title
Full titles differ between systems:
IPC:
Guiding record carriers not specifically of filamentary or web form, or of supports therefor > from random-access magazine of disc records
CPC:
Guiding record carriers not specifically of filamentary or web form, or of supports therefor (guiding cards or sheets G06K13/00) > from random access magazine of disc records
Of 8 combined children, 4 exist in both systems.
4 codes are CPC-only extensions.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
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- G11B 17/26 the magazine having a cylindrical shape with vertical axis IPC+CPC Available in IPC and CPC
- G11B 17/28 the magazine having a cylindrical shape with horizontal axis IPC+CPC Available in IPC and CPC
- G11B 17/30 wherein the playing unit is moved according to the location of the selected record IPC+CPC Available in IPC and CPC