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Process for synthesizing benzoporphyrin zinc complex
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Energy-accumulating luminous rare-earth enamel of ceramic and process for calcining its products
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Efficient green phosphor of rare-earth phosphate and its preparing process
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Microcavity structured all-solid laser for converting blue light on pump glass block of semiconductor laser
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Coated electrofluorescent powder and its coating method
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Green fluorescent body of rare-earth and garnet and its preparing process
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Enclosing method of ampoule for growing crystal by sublimation method
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CN1254831A
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Infrared laser path stereoscopic display
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Four-wave mixing system with incoherent light time delay by gas delay line
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CN1233641A
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Long-lag luminophore made of rare earth element activated alkaline earth metal boroaluminate
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CN1233642A
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Red phosphor powder for high pressure mercury lamp
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CN1232175A
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Photoelectric vacuum leakage detecting technique and apparatus
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CN1230546A
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Extraction process of pheophorbide A from algae
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CN1197831A
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Luminous aluminate material and its synthesis
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Manufacture of film transistor switch device
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Fluorescent nanometer rare earth oxide powder and its preparation
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CN1230792A
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Manufacture of metal-insulator-metal switching device
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N-shape indium phosphide ohm contact mfg. method
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CN1221885A
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Large area isocandela raster beam-splitting board
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CN1190115A
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Preparation of blue fluorescent powder
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