IPC Definitions - January 01, 2012

G09F 27/00 - Definition fr

Definition statement

This main group covers:

Combinations of visual and audible advertising or displaying, e.g. for public address.

Informative references

Attention is drawn to the following places, which may be of interest for search:

mobile visual advertising

G09F 21/00

audible advertising

G09F 25/00

public address systems

H04R 27/00