US PATENT SUBCLASS 162 / 156
.~.~ Glass

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

Internet Version by PATENTEC © 1999      Terms of Use


162 /   HD   PAPER MAKING AND FIBER LIBERATION

100  DF  PROCESSES AND PRODUCTS {31}
152  DF  .~ Mineral fiber {2}
156.~.~ Glass

DEFINITION

Classification: 162/156

(under subclass 152) Processes and products which include glass fibers.

SEE OR SEARCH CLASS

65, Glass Manufacturing,

2+, for a process of making glass fibers or mineral wool.