IC 011. US 013 021 023 031 034. G & S: Machinery in the field of heating and cooling systems, namely, a piping, pumping, air elimination and control system device for use in radiant heating and cooling systems; Electrical apparatus in the field of heating and cooling systems, namely, an electronically controlled piping, pumping, air elimination and control system device for use in radiant heating and cooling systems. FIRST USE: 20050915. FIRST USE IN COMMERCE: 20050915
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