DIFF Subgroup
B29C 59/18 by liberation of internal stresses, e.g. plastic memory
Introduced: January 1985
Full Title
Full titles differ between systems:
IPC:
Surface shaping, e.g. embossing; Apparatus therefor > by liberation of internal stresses, e.g. plastic memory
CPC:
Surface shaping , e.g. embossing; Apparatus therefor > by liberation of internal stresses, e.g. plastic memory
No child classifications to compare. This is a leaf node in both IPC and CPC.