JPH1042843A
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Method for preserving freshness of food and bacteriostatic method
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JPH0866433A
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Clean booth for preventing respiration spasm such as asthma, etc.
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JPH07241340A
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Asthma fit preventive device
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JPH05130814A
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Afforestation of dry region
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JPH04173020A
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System for growing lawn box
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JPH04141287A
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Apparatus for producing fresh water from sea water
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JPH04104741A
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System for greening dry area
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JPS5780103A
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Outer surface anticorrosion of coal saving apparatus for boiler and feeding of water therefor
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JPS5573396A
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Improvement of irrigation or filtering, permeation and transpiration treatment by using soil or other structure material in water treatment
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JPS5564821A
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Biological treatment of gas, offensive odorous substance or matrix thereof
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JPS5547194A
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Water purification by mixed aerobic-anaerobic treatment
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JPS556187A
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Rotary burner with nitrogen oxide decreased
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JPS54154163A
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Aerobic and anaerobic mixing disposal method of waste water
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JPS54105245A
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Preserving of agricultural processed food
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