Importance

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Abstract

A device for dispensing flowable substances which includes an elongated housing having a chamber between a front discharge opening and a rear end opening, a piston rod axially longitudinally displaceable in the housing, an applicator at a forward end of the piston rod so as to be projectable out of the housing through the front end and retractable into the chamber with forward and rearward displacement of the piston rod, a dosaging piston disposed in the chamber and opening and closing the front discharge opening with rearward and forward displacement of the piston rod, a sealing face on the piston rod displaceable into sealing engagement with the rear opening when the piston rod is displaced rearwardly, a coupling element supported on a rearward end of the piston rod, and a closing cap removably disposed on the front end of the housing so as to close the chamber, and being disposable on the coupling element.

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First Claim