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US08191306B2 Earthen vase, method for use and forming tool 失效
土制花瓶,使用方法和成型工具

Earthen vase, method for use and forming tool
Abstract:
A water percolating earthen vase with smooth, compacted walls is formed in the earth. Water is applied and stems of cut flowers inserted for flower display. Water percolates from the vase, eliminating undesirable standing and stagnant water. Methods and forming tool are disclosed.
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