第七条
Supplementary Provisions, Article 7
In the case where a merger of companies is conducted during the period until the day on which 10 years elapse from the Effective Date, if the stock company surviving after the merger or established by the merger is a stock company prescribed in Article 9-2, paragraph (1) of the New Act and comes to own shares of companies in Japan exceeding the standard amount, then during the period from the time of the merger until the day on which 10 years elapse from the Effective Date, the provisions of Article 9-2, paragraph (1) of the New Act apply with the amount specified in each of the following items for the category set out in that item deemed to be the standard amount, provided, however, that this does not apply if the standard amount increases and becomes equal to or more than the amount deemed to be the standard amount.
a stock company surviving after the merger: the lesser of the following amounts;
合併後存続する株式会社 次に掲げる額のいずれか少ない額
the sum of the total amounts of the acquisition cost of shares of companies in Japan owned, at the time of the merger, respectively by that stock company and the company that ceased to exist by that merger;
合併の時にその株式会社及び当該合併により消滅した会社がそれぞれ所有していた国内の会社の株式の取得価額の合計額の和
the sum of the total amounts of the acquisition cost of shares of companies in Japan owned, on December 31, 1976, respectively by that stock company and the company that ceased to exist by that merger;
昭和五十一年十二月三十一日にその株式会社及び当該合併により消滅した会社がそれぞれ所有していた国内の会社の株式の取得価額の合計額の和
a stock company established by the merger: the lesser of the following amounts.
合併により設立された株式会社 次に掲げる額のいずれか少ない額
the sum of the total amounts of the acquisition cost of shares of companies in Japan owned, at the time of the merger, respectively by the companies that ceased to exist by that merger;
合併の時に当該合併により消滅した会社がそれぞれ所有していた国内の会社の株式の取得価額の合計額の和
the sum of the total amounts of the acquisition cost of shares of companies in Japan owned, on December 31, 1976, respectively by the companies that ceased to exist by that merger.
昭和五十一年十二月三十一日に当該合併により消滅した会社がそれぞれ所有していた国内の会社の株式の取得価額の合計額の和
In the case referred to in the preceding paragraph, if the amount deemed to be the standard amount is the amount set out in item (i), (b) or item (ii), (b) of the preceding paragraph, then until the day on which one year elapses from the date of the merger, the provisions of Article 9-2, paragraph (1) of the New Act apply with the amount set out in item (i), (a) or item (ii), (a) of the preceding paragraph, respectively, deemed to be the standard amount.
略称規定附則第二条第一項
改正前の私的独占の禁止及び公正取引の確保に関する法律（以下「旧法」という。）の規定によつてした処分、手続その他の行為は、改正後の私的独占の禁止及び公正取引の確保に関する法律（以下「新法」という。）の規定によつてしたものとみなす。
わかりやすく言うと
昭和五十二年法律第六十三号によって改正された後の私的独占の禁止及び公正取引の確保に関する法律のことです。
略称規定附則第三条第一項
新法第七条第二項（新法第八条の二第二項及び第二十条第二項において準用する場合を含む。）及び新法第七条の二第一項（新法第八条の三において準用する場合を含む。）の規定は、この法律の施行の日（以下「施行日」という。）前に既になくなつている行為に…
わかりやすく言うと
この附則が属する改正法（昭和五十二年法律第六十三号）が施行される日のことです。