Invention Grant
US07823415B2 Piece of jewelry with mobile elements 失效
一件珠宝与移动元素

Piece of jewelry with mobile elements
Abstract:
Piece of jewellery of generally toroidal shape having an annular enclosed space (18) closed upon itself of which the outer wall (1) and/or inner wall (2) are at least partly transparent. This enclosed space (18) holds decorative elements (13) freely moving inside of it.
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