US PATENT SUBCLASS 164 / 176
.~.~ Pipe mold type forming means


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}
169  DF  .~ Including means for compacting particulate fluent mold materials {12}
176.~.~ Pipe mold type forming means {1}
177  DF  .~.~.~> By moving pattern to effect shaping {1}


DEFINITION

Classification: 164/176

(under subclass 169) Apparatus for forming hollow cylindrical molds which are to be used as pipe molds.