US PATENT SUBCLASS 37 / 270
.~.~ Mounted on surface contacting support or guide

Current as of: June, 1999
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37 /   HD   EXCAVATING

196  DF  SNOW OR ICE REMOVING OR GROOMING BY PORTABLE DEVICE {16}
266  DF  .~ Scraper blade {5}
270.~.~ Mounted on surface contacting support or guide {1}
271  DF  .~.~.~> For adjusting height of blade

DEFINITION

Classification: 37/270

Mounted on surface contacting support or guide:

(under subclass 266) Apparatus having auxiliary means attached to the moldboard for either supporting it upon the surface, or giving it direction.

(1) Note. The support or guide may comprise either a skid or a wheel.

SEE OR SEARCH CLASS

172, Earth Working,

832, for an earthworking scraper blade carrying ground support means.