79141781
Oct 5, 2013
Dec 9, 2014
Active Trademark
Apparatus for exchanging heat and energy, namely, packing elements made of metal, plastic, or ceramics for chemical engineering, especially for material and/or heat exchange columns and towers; apparatus for exchanging heat and energy, namely, built-in components of material and/or heat exchange columns and towers made of metal, plastic, or ceramics for chemical engineering, especially for material and/or heat exchange columns and towers; apparatus for exchanging heat and energy, namely, parts and components for the aforementioned packing elements and components
Environmental Control Apparatus