Inventor

SCHOUMACHER MARCEL

FR4 patents

⚠️ This page may combine multiple inventors who share the name “SCHOUMACHER MARCEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DEVTEX

2 patents

US4910953AMar 27, 1990

Device for communicating a false twist by friction to at least one moving yarn

DEVTEX7 citations68

US4878268ANov 7, 1989

Device for drawing roves or slivers of fibers on a spinning machine

DEVTEX2 citations57

ROVATEX

1 patent

US4757680AJul 19, 1988

Spinning installation for making core spun yarns

ROVATEX8 citations66

ASA SA

1 patent

US4584830AApr 29, 1986

Method for producing a fiber-spun yarn

ASA SA15 citations64