US PATENT SUBCLASS 401 / 211
.~.~ Magnetic ball-retainer

Current as of: June, 1999
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401 /   HD   COATING IMPLEMENTS WITH MATERIAL SUPPLY

208  DF  INCLUDING BALL, ROLLER OR ENDLESS-BELT TOOL {3}
209  DF  .~ Ball {8}
211.~.~ Magnetic ball-retainer

DEFINITION

Classification: 401/211

(under subclass 209) Implement wherein the means for holding the ball in its seat has the property of attracting iron.