US PATENT SUBCLASS 210 / 165
.~.~.~ With subsurface weep means

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


210 /   HD   LIQUID PURIFICATION OR SEPARATION

153  DF  STRUCTURAL INSTALLATION {6}
163  DF  .~ Grated inlet surface drain {2}
164  DF  .~.~ Flat grating at surface level {1}
165.~.~.~ With subsurface weep means

DEFINITION

Classification: 210/165

(under subclass 164) Structures which include means to dispose of subsurface seepage e.g., weep holes.

SEE OR SEARCH CLASS

285, Pipe Joints or Couplings,

14, for a pipe joint including leakage or drip disposal means comprising a weep hole.