US PATENT SUBCLASS 106 / 627
.~.~ Sulfur containing (e.g., alum, etc.)

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

Internet Version by PATENTEC © 1999      Terms of Use


106 /   HD   COMPOSITIONS: COATING OR PLASTIC

*  DD  COATING OR PLASTIC COMPOSITIONS {40}
600  DF  .~ Alkali metal silicate containing {23}
627.~.~ Sulfur containing (e.g., alum, etc.)

DEFINITION

Classification: 106/627

Sulfur containing (e.g., alum, etc.):

(under subclass 600) Subject matter wherein sulfur or a compound thereof is employed, e.g., alum, etc.