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PCE
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DIFF Subgroup
B29C 44/34

Auxiliary operations

Introduced: January 1995

Title

Titles differ between systems:

IPC: Component parts, details or accessories; Auxiliary operations

CPC: Auxiliary operations

Full Title

Full titles differ between systems:

IPC:

Shaping by internal pressure generated in the material, e.g. swelling or foaming > Component parts, details or accessories; Auxiliary operations

CPC:

Shaping by internal pressure generated in the material, e.g. swelling or foaming > Auxiliary operations

CPC subdivides this area 4x more granularly than IPC with 12 additional codes.

12 codes are CPC-only extensions.

IPC defines codes here since 1995.

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