Pall Mall, London | Pall Mall | Pall Mall Gazette | The Pall Mall Magazine | Jon Pall Sigmarsson | Electronic filter | Digital filter | Cherry Filter | Air filter | Photographic filter | Pall Mall (cigarette) | Ohne Filter | Kalman filter | Jón Páll Sigmarsson | digital filter | Water filter | water filter | Shiva amplifier chains showing spatial filter tubes (white) and Nd:glass amplifier structures (short blue tubes closest to camera). Portions of the 1982 Disney film ''Tron | Sand filter | Probabilistic data association filter | Páll Skúlason | Pall Mall Restaurant | Pall Mall Groove | Pall Corporation | Ólafur Páll Snorrason | Oil filter | Neutral density filter | Klaus Filter | Fram (oil filter) | elliptic filter |
David Boris Pall (2 April 1914 – 21 September 2004), founder of Pall Corporation, was the chemist who invented the Pall filter used in blood transfusions.