DIFF Subgroup
H04N 1/387 Composing, repositioning or otherwise modifying originals
Introduced: January 1985
Full Title
Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof > Composing, repositioning or otherwise modifying originals
CPC subdivides this area 5x more granularly than IPC with 4 additional codes.
4 codes are CPC-only extensions.
IPC defines codes here since 1985.
Child Classifications
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