Roger Bey — 1 Patent in 2018

Illzach, FR: #1 of 2 inventorsTop 50%

Overall (2018): #262,659 of 503,207Top 55%

1 Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
9933089	Decompression insert for rotary valve and rotary valve provided with such an insert	—	2018-04-03