1. The decision made by the Intellectual Property Tribunal on March 25, 2019 on the case No. 2018Da3020 shall be revoked.

2. The costs of lawsuit shall be.

1. Basic facts

(a)The title of the invention of this case 1)/ the filing date of 2)/registered/patent number : Plaintiff 4) the measurement value of cement, gravel, sand and steel fiber supplied from outside 【 Claim 1”, and aggregate measurements containing cement, gravel, sand and steel fiber emitting cement, gravel, sand and steel fiber emitting the above-mentioned measurements with response to the emission signal; the date of responding to measurement and the date of the integrated supply of cement, steel, gravel, gravel and sand stored inside the air-conditionings by the above-mentioned ruptures of cement, steel, sand and steel terlives and the integrated supply of steel ruptures and steel ruptures after mixing them with steel ruptures supplied with steel ruptures and steel ruptures integrated with steel ruptures supplied with steel ruptures and steel ruptures integrated with steel ruptures integrated with steel ruptures and ruptures integrated with steel ruptures installed below.