US PATENT SUBCLASS 164 / 248
.~.~.~ Loose piece type

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

Internet Version by PATENTEC © 1999      Terms of Use


164 /   HD   METAL FOUNDING

159  DF  MEANS TO SHAPE A FORMING SURFACE {8}
235  DF  .~ Pattern {6}
245  DF  .~.~ To produce undercut {3}
248.~.~.~ Loose piece type

DEFINITION

Classification: 164/248

(under subclass 245) Apparatus wherein the pattern is composed of at least two parts which are relatively separable.