1. All appeals filed by the Plaintiff (Counterclaim Defendant) against the instant principal lawsuit and counterclaim are dismissed.

2. The appeal costs.

The reasoning of this court's explanation concerning this case is as follows: "The second accident of this case is deemed to have occurred due to the defect of the second vehicle of this case, although the plaintiff alleged that there was no evidence that the second accident of this case was caused due to the defect of the second vehicle of this case, the second accident of this case can be acknowledged to have occurred due to the defect of the boom table at the bottom of the second vehicle boom boom of this case)" in addition to addition of "the second accident of this case" at the end of the seventh 12th judgment of the court of first instance, it is identical to the ground of the judgment of the court of first instance, and it

Therefore, the plaintiff's main claim is dismissed as it is without merit, and the defendant's counterclaim is justified, and the judgment of the court of first instance is just, and the plaintiff's appeal against the main claim and counterclaim in this case is dismissed as it is without merit, and it is so decided as per Disposition.