All appeals by the plaintiffs are dismissed.

The costs of appeal are assessed against the plaintiffs.

The purport of the claim and appeal is the purport of the appeal.

1. Facts of recognition;

A. On the basis of the contract dated September 11, 1956, the netF paid 4,800 refunds in installments to the revenue officer of the Gyeonggi-do Government in charge of the revenues of the Gyeonggi-do Government in charge of the revenue of the State in charge of the State in charge of the State in charge of the State in charge of the State in Gyeonggi-do on August 5, 1958, 4,800 refunds in installments on August 4, 1959, 4,800 refunds in installments on August 4, 1959, and 5ths in installments on August 7, 1961, and 4,800 refunds each

On January 28, 1963, 480 won, 4,800 won, and 480 won due to the monetary reform on June 10, 1962.

A. Each payment was made.

F. On January 28, 1963, the receipt received by the F from the public official in charge of the receipt of the Incheon Government Official, along with the statement that “the collection of partial payment: the full payment” is written, and the seal of full payment is affixed thereto.

B. On December 15, 1962, the Defendant completed the registration of transfer of the company due to subdivision on September 11, 1948 with respect to the land of Jung-gu, Incheon and 381.9 square meters (hereinafter “instant land”).

C. The F died on November 11, 1974, and the heir is the heir of the Plaintiff A, B, C, D, and the network E, who is a child.

[Ground of recognition] Facts without dispute, Gap evidence Nos. 1, 4, and 6 (including branch numbers; hereinafter the same shall apply), the purport of the whole pleadings

2. On September 11, 1956, the Plaintiffs’ assertionF concluded a sales contract for real estate to be paid in 4,800 dollars on September 10 of each year from September 11 to September 10, 196 (hereinafter “instant sales contract”) with the Defendant and Jung-gu, Incheon (hereinafter “instant land”). 3,000 refund on the date of the contract shall be paid, and 24,000 refund shall be paid in 4,800 refunds on September 10 of each year from September 11, 1956 to September 10, 196.

Since then, F paid 27,000s to the Defendant in accordance with the instant sales contract.

The land in this case is part of the land in this case (current lot number): F is a house purchased from L, and is part of the land in this case.

Therefore, the defendant is the land of this case to the plaintiffs, F' heir, according to the sales contract of this case.