US PATENT SUBCLASS 37 / 308
.~ With signal, scale, indicator, or inspection means

Current as of: June, 1999
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37 /   HD   EXCAVATING

307  DF  BENEATH A BODY OF WATER (E.G., DREDGER) {11}
308.~ With signal, scale, indicator, or inspection means

DEFINITION

Classification: 37/308

With signal, scale, indicator, or inspection means:

(under subclass 307) Apparatus including means to either acknowledge, measure, detect, or examine a change in the excavation apparatus, the excavated material, or the environment associated therewith.

SEE OR SEARCH CLASS

116, Signals and Indicators, for an alarm, indicator, or signal of a mechanical nature.

340, Communications: Electrical, for an alarm, indicator, or signal of an electrical nature.