Welding method by surface coating of laser beam absorbent material
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Laser welding method of two or more resin materials
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Screen frame
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Welding data display device in welding apparatus, and computer program
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Welding horn in ultrasonic welding device and method of using the same
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Display system for incoming telephone number and incoming telephone number display adapter
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Power generating method by moving wave power generation lifting unit up and down in conformity with sea surface
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Water power generation system in which pressure is applied to water using wave power to pump up water by use of pressure and wave power for generating electricity
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Hydraulic power generation system, generating power by lifting water to high point by use of wave energy
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Method for cooling and/or heating indoor by performing secondary heat exchanging on underground waters
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Production of liquid hydrocarbon such as petroleum from organic compound
