US PATENT SUBCLASS 405 / 228
.~.~ Pile driving

Current as of: June, 1999
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405 /   HD   HYDRAULIC AND EARTH ENGINEERING

195.1  DF  MARINE STRUCTURE OR FABRICATION THEREOF {11}
224  DF  .~ With anchoring of structure to marine floor {6}
228.~.~ Pile driving

DEFINITION

Classification: 405/228

Pile driving:

(under subclass 224) Method or apparatus including a step or means for sinking into the bed a member which is greatly elongated relative to any lateral dimension.