Rake extension support pack

The present invention relates to a support pack provided with an extendable rake. In accordance with the purpose of the present invention, a support pack is installed on the ground, and then, a rake is extended to solve the problem of an existing support pack with which a sufficiently long support p...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: LEE, GEON HA
Format: Patent
Sprache:eng ; kor
Schlagworte:
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