Inventor
COLAS CLAUDE
FR4 patents
⚠️ This page may combine multiple inventors who share the name “COLAS CLAUDE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PETROLES CIE FRANCAISE
3 patentsUS4443129AApr 17, 1984
Method and apparatus for tapping a submerged pipe
PETROLES CIE FRANCAISE35 citations88
US4476605AOct 16, 1984
Rotary metal brush for removing submerged anti-corrosive covering and method for using the same
PETROLES CIE FRANCAISE7 citations66
US4425059AJan 10, 1984
Process for removing a concrete covering
PETROLES CIE FRANCAISE3 citations57