Apparatus for manufacturing workpieces or blocks from...
Apparatus for producing textured articles
Big-end-down ingot mold for casting metal
Boundary apparatus for optical component molding
Combination of mold and alloy core pin
Concrete construction form panel
Cooling tray for cast blocks
Form device for cellular concrete and method of making such conc
Ice mold
Insulated metal mold
Muffin tray and process for baking muffins