DIFF Subgroup
A47F 11/06 Means for bringing about special optical effects
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Arrangements in shop windows or showcases > Means for bringing about special optical effects
CPC:
Arrangements in shop windows, or show cases > Means for bringing about special optical effects
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
Child Classifications
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