Kaleidoscopic apparatus for projecting symmetrical designs

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• 2. 投影式万花筒 [P] . 中国专利： CN206930853U . 2018.01.26
• 3. Projecting kaleidoscopic mechanism for creating and projecting designs [P] . 美国专利： US2665609A . 1954-01-12

  机译： 用于创建和投影设计的投影万花筒机制

• 4. Machine for projecting kaleidoscopic designs [P] . 美国专利： US2038909A . 1936-04-28

  机译： 投影万花筒设计的机器

• 5. Upholstery covering fastening unit for vehicle industry, has fastening hooks that are projected over foam body, where fastening unit is designed as point-symmetrical or mirror-symmetrical and is foamed in two fitting positions in foam body [P] . 德国专利： DE102007008018A1 . 2008-08-21

  机译： 用于汽车工业的内饰覆盖物固定单元，具有固定钩，该固定钩突出在泡沫体上，其中固定单元设计为点对称或镜像对称，并在泡沫体中的两个安装位置发泡

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• 4. Highly Symmetric Quadri-Triangular Pseudoline Arrangements: Classifying quadri-triangular arrangements using the Kaleidoscopic beam technique [O] . MacNeith Samantha 2012

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