RH

Roger B. J. Hamel

📍 Clichy, FR: #108 of 192 inventorsTop 60%
Overall (All Time): #4,044,596 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4484034 Anti-larsen-effect arrangement in a telephone station equipped with a loudspeaker Gilbert M. M. Ferrieu, Emmanuel Lefort, Francoise Moliere 1984-11-20