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YONG CHAO PLASTIC TECHNOLOGY CO., LTD.
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Dongguan, CN
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Storage tank vacuum-pumping device and method for keeping long-time...
Patent number
10,085,468
Issue date
Oct 2, 2018
YONG CHAO PLASTIC TECHNOLOGY CO., LTD.
Shizhao Yan
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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