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Fixing system for copy machine
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Electrostatic copier
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Electrostatic copier
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Apparatus for testing electrostatic copy material
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Developing system for electrostatic copying machine
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Electrostatic copier
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Semiconductor breakdown diode temperature compensation
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Resonance electroluminescent display panel
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Can level detection device
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Controlled rectifier dual relaxation circuit pulse generator
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Self-powered semiconductor circuits
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Force measuring device
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Broad range radiation meter circuit
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Method for preparing ferromagnetic oxides
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Production of scandium and yttrium
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Refractory rare earth material
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Blown fuse indicator
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Process for producing rare earth selenides and tellurides
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Nuclear radiation shields for electronic components
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Method of tagging bulk materials
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