US PATENT SUBCLASS 414 / 746.5
.~ Engaging interior surface of pipe

Current as of: June, 1999
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414 /   HD   MATERIAL OR ARTICLE HANDLING

745.1  DF  CYLINDRICAL BAR HANDLING DEVICE {9}
746.5.~ Engaging interior surface of pipe

DEFINITION

Classification: 414/746.5

Engaging interior surface of pipe:

(under subclass 745.1) Apparatus wherein the elongated member is hollow along its axis and wherein the means to move or manipulate comprises structure to engage the interior surface thereof.