US PATENT SUBCLASS 52 / 749.12
.~ Roofing

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

749.1  DF  MACHINE OR IMPLEMENT {3}
749.12.~ Roofing

DEFINITION

Classification: 52/749.12

Roofing:

(under subclass 749.1) Apparatus intended to be used in the construction or repair of an overhead cover.