Colgate Palmolive Company

Robert T Hall

Divaker B Kenkare

John C Carson, Jr

Clarence R Robbins

A mixing container comprising first and second cylindrical containers telescopically arranged. One form of the invention includes an upwardly extending channel in the side walls of the upper container together with an upper opening therein for permitting mixing of ingredients. Another form of the invention conceives of a rupturable membrane closing an opening in the bottom wall of the upper container. The upper container is provided with a ventable top closure.

Two chambered mixing container

A product dispenser for dispensing two products simultaneously comprising a first cylinder having a first product therein and having an end wall. The end wall has a tongue and groove joint with the first cylinder. The first cylinder is provided with a piston plate therein and the first cylinder in turn forms the piston of a second product therein. The parts are so arranged that movement of the first cylinder relative to the second cylinder will actuate the piston plate as well as discharge both products.

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Trenton, NJ, United States of America

Robert T Hall