US PATENT SUBCLASS 449 / 31
.~.~ Ceramic, clay or plaster

Current as of: June, 1999
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449 /   HD   BEE CULTURE

3  DF  HIVE {19}
29  DF  .~ Hive shell of particular material {2}
31.~.~ Ceramic, clay or plaster

DEFINITION

Classification: 449/31

Ceramic, clay or plaster:

(under subclass 29) Structure wherein the specific composition is glazed or dried siliceous material or is a hardened mixture of material.