GF

Gilbert M. M. Ferrieu

TT Telecommunications Radioelectriques Et Telephoniques T.R.T: 1 patents #4 of 14Top 30%
Overall (1989): #110,731 of 140,708Top 80%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4827472 Echo canceller using delta modulation — 1989-05-02