US PATENT SUBCLASS 266 / 285
.~ With means allowing for expansion


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



266 /   HD   METALLURGICAL APPARATUS

280  DF  LININGS {6}
285.~ With means allowing for expansion


DEFINITION

Classification: 266/285

(under subclass 280) Device including means to allow for the swelling of the lining or lining elements due to temperature change.