Portable boats and ships alongside flag indicating device
The utility model provides a portable boats and ships alongside flag indicating device, belongs to boats and ships alongside equipment technical field for for boats and ships alongside instruction position. Its technical scheme is: the utility model discloses a flexible flagpole lower extreme is con...
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Hauptverfasser: | , , , , |
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Format: | Patent |
Sprache: | chi ; eng |
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Online-Zugang: | Volltext bestellen |
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