US PATENT SUBCLASS 37 / 337
.~ Rotary digger (e.g., bucket wheel)

Current as of: June, 1999
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37 /   HD   EXCAVATING

307  DF  BENEATH A BODY OF WATER (E.G., DREDGER) {11}
337.~ Rotary digger (e.g., bucket wheel)

DEFINITION

Classification: 37/337

Rotary digger (e.g., bucket wheel):

(under subclass 307) Apparatus in which the digging element is arranged on the circumference of a circular frame which rotates about an axis. [figure] [caption]A - Rotary wheel; B - Digging buckets; C - Soil; D - Surface of the body of water

SEE OR SEARCH THIS CLASS, SUBCLASS:

189+, for a rotary digger.

SEE OR SEARCH CLASS

414, Material or Article Handling,

140.9+, for handling of bulk material.