164 / | HD | METAL FOUNDING |
159 | DF | MEANS TO SHAPE A FORMING SURFACE {8} |
169 | DF | .~ Including means for compacting particulate fluent mold materials {12} |
195 | DF | .~.~ Diverse means for applying pressure forces {1} |
196 | .~.~.~ Vibrating and squeeze type {1} | |
197 | DF | .~.~.~.~> Integral vibrator and squeeze head |