| 摘要 |
A two-way tube according to an embodiment of the present invention maintains the convenience of use of a conventional tube and enables the complete use of contents by forming outlets in both sides of the tube, such as a toothpaste tube, an ointment (drug) tube, an adhesive tube, a space food tube, etc. Therefore, the present invention vitalizes tube industries through the effective product efficiency and a convenient using method and stimulates a culture of energy saving. |
