发明申请
US20110289890A1 Product Dispensing Device 审中-公开
产品分配装置

Product Dispensing Device
摘要:
A dispensing device comprising at least one pair of indicia on separate structures which are rotatable with respect to one another, wherein the indicia have corresponding shapes such that alignment or unalignment of the corresponding shapes puts the device in a locked or unlocked position.
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