Inventor

MERRILL RICHARD PRESTON

US2 patents

Patents

2 patents

US7296620B2Nov 20, 2007

Heat exchanger apparatus incorporating elliptically-shaped serpentine tube bodies

EVAPCO INC30 citations86

US7475719B2Jan 13, 2009

High-frequency, low-amplitude corrugated fin for a heat exchanger coil assembly

EVAPCO INC15 citations74