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PCE
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DIFF Subgroup
G10K 11/16

Methods or devices for protecting against, or for damping, noise or other acoustic waves in general (G10K11/36 takes precedence)

Introduced: January 1980

Title

Titles differ between systems:

IPC: Methods or devices for protecting against, or for damping, noise or other acoustic waves in general

CPC: Methods or devices for protecting against, or for damping, noise or other acoustic waves in general (G10K11/36 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general > Methods or devices for protecting against, or for damping, noise or other acoustic waves in general

CPC:

Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general > Methods or devices for protecting against, or for damping, noise or other acoustic waves in general (G10K11/36 takes precedence)

Of 4 combined children, 3 exist in both systems.

1 codes are CPC-only extensions.

IPC defines codes here since 1995.

Child Classifications

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  • G10K 11/161 CPC only CPC only
  • G10K 11/172 using resonance effects since 1995 IPC+CPC Available in IPC and CPC