Steel pipe lifts by crane instrument
The utility model relates to a steel pipe lifts by crane instrument, including lug, first connecting rod, second connecting rod, the upper end of lug and two first connecting rods is articulated, andthe lower extreme of two first connecting rods is articulated with the upper end of two second connec...
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Main Authors | , , , , , , , |
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Format | Patent |
Language | Chinese English |
Published |
31.07.2018
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Subjects | |
Online Access | Get full text |
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