Invention Grant
US08622877B2 Weighted article with fill spout 有权
带填充口的加权物品

Weighted article with fill spout
Abstract:
An article (101) is provided which may include a body (103) having an interior volume (113), and a collapsible inlet (105) which is in open communication with said interior volume and which is movable from a first position in which it extends from said body, to a second position in which it extends into said internal volume.
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