Device for observing welded junction of gas pipeline
The utility model discloses a gas pipeline welded junction observation device which comprises a grab handle, a button, a display assembly, a telescopic rod, a shooting assembly, a supporting mechanism and an adjusting and containing mechanism. The supporting mechanism is arranged on the outer surfac...
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Main Authors | , , , , , , |
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Format | Patent |
Language | Chinese English |
Published |
15.11.2022
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Subjects | |
Online Access | Get full text |
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