Title:
Article and process for the manufacture thereof
United States Patent 2252999
Inventors:
Wallach, Roger (US)
Publication Date:
08/19/1941
Assignee:
SYLVANIA IND CORP (US)
Other Classes:
8/115.6, 8/115.7, 8/118, 8/120, 8/131, 8/DIG.10, 8/DIG.21, 19/46, 19/145, 28/166, 28/167, 57/257, 57/297, 66/178R, 156/305, 264/DIG.75, 428/364
International Classes:
D02G3/40; D02G3/48; D02G3/22; D02G3/48