Abstract: Disclosed herein is a magazine rifle which includes a bullet loading mechanism and a firing mechanism interlinked to operate together by a single motor, thereby enabling single bullet firing, semi-automatic firing, and fully automatic firing. The magazine rifle includes a rotatable magazine, a bullet loading mechanism which loads a bullet received in the rotatable magazine into a cartridge chamber, and a firing mechanism which discharges compressed air from a compressed air cylinder according to manipulation of a trigger to allow the bullet loaded in the cartridge chamber to be fired through a barrel. The bullet loading mechanism and the firing mechanism are driven by a drive unit automatically driven by a single motor and a gear connected to the motor.

Abstract: The present invention relates to wallpaper and a method for manufacturing the same. The wallpaper may be manufactured at low energy and low costs regardless of an increase in oil price and does not produce greenhouse gases and hazardous substances in the course of manufacture, use or disposal, or during fire. In addition, the wallpaper can decompose readily in the natural environment, even when buried.

Abstract: An information providing system capable of bi-directional targeting and control of information display, this system including a first storage unit for storing user-set data including at least one item among the sex of a user, the age of a user, and the concern area of a user, a second storage unit for storing a plurality of information and information attribution data in which at least one item among the sex of a target to which information is provided, the age of the target and the concern area of the target is defined for each information, a determiner for determining information to be provided to a user, according to whether the user set data is consistent with the information attribution data, and a provider for providing information determined by the determiner as information to be provided to a user, to the user.