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CN109140642A
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A kind of air humidifying system of environmental protection
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CN109237682A
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A method of air humidification is carried out using the air humidifying system of environmental protection
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GB201815649D0
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A kind intelligent information acquisition equipment
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CN109130519A
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A kind of print cartridge and its application method of ink-jet printer
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CN109130520A
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A kind of print cartridge of ink-jet printer
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CN109235099A
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A kind of environment-protective pen producing device and its application method
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CN109235098A
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Writing appliance
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CN109049127A
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A kind of file with slide plate
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CN109014314A
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A kind of file and its operation method with slide plate
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CN109016999A
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A kind of high-end file with slide plate
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CN109015305A
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A kind of sliding-door pulley device and its application method
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CN108994712A
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A kind of sliding-door pulley device
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CN109016930A
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A kind of punching binding all-in-one machine
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CN108909247A
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A kind of punching binding all-in-one machine based on Optoelectronics Technology
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CN108909246A
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A kind of punching binding all-in-one machine meeting body mechanics' structure
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CN108944116A
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A kind of multi-purpose stapler based on Internet of Things
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CN108944117A
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A kind of energy-efficient multi-purpose stapler
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CN108859466A
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Multi-purpose stapler
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CN108859475A
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A kind of binder
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CN108909242A
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A kind of modified binder
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