DIFF Subgroup
G09B 23/08 for statics or dynamics
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Models for scientific, medical, or mathematical purposes, e.g. full-sized device for demonstration purposes > for physics > for statics or dynamics
CPC:
Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes (in the nature of toys A63H) > for physics > for statics or dynamics
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
Child Classifications
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