Breakage -proof device suitable for in electric wire transportation
The utility model discloses a breakage -proof device suitable for in electric wire transportation, the on -line screen storage device comprises a base, set up annular recess on the base, recess central point puts and sets up the boss, be fixed with vertical ascending telescopic link on the boss, on...
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Main Authors | , , , , , , |
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Format | Patent |
Language | Chinese English |
Published |
26.04.2017
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Subjects | |
Online Access | Get full text |
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