71668541
Jun 21, 1954
Dec 20, 1955
FLEXIBLE SYNTHETIC FILM USED AS A BASE FOR ADHESIVE OR PRESSURE SENSITIVE TAPES FOR MARKING, PACKAGING, OR STRAPPING APPLICATIONS; AS A BASE FOR MAGNETIZED SOUND RECORDING, VIDEO, OR CONTROL TAPE; AS A BASE FOR METALLIC YARN; OR AS A BASE FOR SCRIBING MATERIAL USED IN CARTOGRAPHY OR DRAFTING; AND FOR FURTHER MANUFACTURE IN THE INDUSTRIAL ARTS
Chemicals