US PATENT SUBCLASS 164 / 29
.~.~.~.~.~ Cope and drag sections

Current as of: June, 1999
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164 /   HD   METAL FOUNDING

1  DF  PROCESS {6}
6  DF  .~ Shaping a forming surface (e.g., mold making, etc.) {8}
15  DF  .~.~ Shaping fluent material to form mold {9}
23  DF  .~.~.~ Composite, plural part or multilayered mold {4}
27  DF  .~.~.~.~ Shaping plural separable mold parts {2}
29.~.~.~.~.~ Cope and drag sections

DEFINITION

Classification: 164/29

(under subclass 27) Process directed to shaping cope and drag sections of the mold member.