Title:
METHOD OF PRODUCING A FIBROUS FLEECE BASE MATERIAL FROM THREE TYPES OF FIBERS
United States Patent 3515634
Inventors:
Sommer, Erwin
Boehme, Klaus
Gerlach, Klaus
Publication Date:
06/02/1970
International Classes:
D04H1/50; D04H1/00; D04H1/42; D04H1/54; D06N3/00; D06N7/00; D04H1/44; D04H1/00; D04H1/42; D04H1/54; D06N3/00; D06N7/00; (IPC1-7): D21F11/00; D21H5/12