US PATENT SUBCLASS 405 / 211.1
.~.~ Corrosion prevention

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

195.1  DF  MARINE STRUCTURE OR FABRICATION THEREOF {11}
211  DF  .~ Structure protection {3}
211.1.~.~ Corrosion prevention

DEFINITION

Classification: 405/211.1

Corrosion prevention:

(under subclass 211) Subject matter comprising means for preventing deterioration of a structure by chemical action.