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Charles Sperry
Charles R Sperry, Harry F Riley: Cleaning assembly for a foam dispensing apparatus. Sealed Air Corporation, Lerner David Littenberg Krumholz & Mentlik, January 17, 1984: US04426023 (22 worldwide citation)

A cleaning assembly is provided for a foam dispensing apparatus which intermittently supplies a solvent to the discharge port of the dispensing apparatus for removal of accumulations of dispensed foam therefrom. The cleaning assembly is constructed from a body having a wall forming an opening extend ...


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