US PATENT SUBCLASS 521 / 913
CELL FORMING IN ABSENCE OF EXTERNAL HEAT
Current as of:
June, 1999
Click
HD
for Main Headings
Click for
All Classes
Internet Version by
PATENTEC
© 1999
Terms of Use
521 /
HD
SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES
913
CELL FORMING IN ABSENCE OF EXTERNAL HEAT
DEFINITION
Classification: 521/913
CELL FORMING IN ABSENCE OF EXTERNAL HEAT:
Subject matter involving a cell forming process wherein the cells are generated in the absence of externally applied heat.
