US PATENT SUBCLASS 52 / 137
.~.~ Plural covers defining a compartment therebetween

Current as of: June, 1999
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52 /   HD   STATIC STRUCTURES (E.G., BUILDINGS)

128  DF  BURIAL VAULT {8}
136  DF  .~ Compartmented {1}
137.~.~ Plural covers defining a compartment therebetween

DEFINITION

Classification: 52/137

(under subclass 136) Structure including plural cover type members, one above the other, defining a compartment therebetween, and a compartment for the corpse below the lower cover member.

(1) Note. A vault having a casket chamber and a dead air chamber above the casket chamber are here included.