44541 ⎘
Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of diamonds; of jewels or the like; Diamond grinders' dops; Dop holders or tongs Dops, dop holders
METHOD AND APPARATUS FOR PROCESSING DIAMOND SURFACE
#2Polishing apparatus for smoothing diamonds
#3Positioning device for applying an object to a grinder at pre-determined angles
#4Automatic gemstone polishing robot
#5Application of a processing pin to a gemstone which is to be cut or polished
#6Gemstone positioning fixture
#7Gemstone Polishing Device and Method of Polishing