billings on uncompleted contracts in excess of related costs [2 entries]
- billings on uncompleted contracts in excess of related costs Ｇ 経 未成契約請求額差し引き関連原価 Ｇ 経 経
- computation of billings on uncompleted contracts in excess of related costs Ｇ 経 原価を超える未成工事にかかる請求額の計算 Ｇ 経 経
