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Shaft end dustproof sealing device for output shaft of speed reducer
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Method for producing sand mold for cylinder cover through modularization
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Extension rod used for extending output end of grinding machine
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Liquid material control system of sand mixer
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Manufacturing method of ceramic sprue cup for casting
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Sand core assembling clamp for removable-flask molding and using method of sand core assembling clamp
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Method for fixing cast hole embedded piece
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Core nose fixing device
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Casting overturning device
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Sand core transport device
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Method for floatingly pressing box
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External multiple-core casting method for oblique column casting
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Removable combination core rod
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Location case cone and casting method thereof for Foundry Production
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Box pressing method of large-scale casting
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Frame type rough casting cavity pressure detecting apparatus
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Counter-pull pressure detection apparatus for a casting having a cavity with an opening in a cavity wall
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Pressure detection device for rough casting with cavity being elongated through hole
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Pressure detecting device for detecting pressure of clip type rough casting cavity
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