Control circuit board waterproof construction and use its air purification device
The utility model relates to a control circuit board waterproof construction and use its air purification device. This control circuit board waterproof construction includes: control circuit board portion and waterproof portion, control circuit portion include electronic components and the above -me...
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Main Authors | , , , |
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Format | Patent |
Language | Chinese English |
Published |
10.08.2018
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Subjects | |
Online Access | Get full text |
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