US PATENT SUBCLASS 600 / 169
.~.~ Fog prevention

Current as of: June, 1999
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600 /   HD   SURGERY

101  DF  ENDOSCOPE {29}
160  DF  .~ Having imaging and illumination means {16}
169.~.~ Fog prevention

DEFINITION

Classification: 600/169

Fog prevention:

(under subclass 160) Subject matter wherein an endoscope is provided with means to prevent the viewing window from becoming clouded with condensation during use.