DIFF Subgroup
G01S 15/74 Systems using reradiation of acoustic waves, e.g. IFF, i.e. identification of friend or foe
Introduced: January 1980
Full Title
Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems > Systems using reradiation of acoustic waves, e.g. IFF, i.e. identification of friend or foe
No child classifications to compare. This is a leaf node in both IPC and CPC.