Improvements in a 3D projector based on LCD panels and polarized light
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Watching-type support for fishing-rods
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Cross projector with multiple light deflection
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Deflector mirror with transverse projector has two dimensional mirror, and lenses
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Transverse optical projection system
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Shaped fluorescent light tube e.g. for illuminated advertising sign, has internal spiral of glass with high melting point and outer glass tube with lower melting point shaped by application of heat
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Illuminating luminous lettered text or inscription