IPC Definitions - January 01, 2012

G21H 5/00 - Definition fr

Informative references

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

Preservation of cream, butter and cheese

A23C 13/08, A23C 15/18, A23C 19/097

Preparations containing radioactive substances for use in therapy or testing in vivo

A61K 51/00

Introduction of isotopes of elements into organic compounds

C07B 59/00