Novel forestry engineering tree planting protection device

A novel forestry engineering tree planting protection device comprises a bottom plate, a vertical plate, a sapling, an adjusting bolt, a first fastening sleeve, a transverse plate, an adjusting column, an adjusting rod, a spring and a second fastening sleeve, the bottom plate is connected with the g...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: ZHAO HONGKUI
Format: Patent
Sprache:chi ; eng
Schlagworte:
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