9.-(1) Within three days from the day of service or within such extended period as may, in special circumstances, be allowed by order of a judge, the notice or a copy or duplicate thereof shall be endorsed by the person serving the same with the day of the month and of the week on which service was effected, and, if the notice (or copy or duplicate) is not so endorsed, the judgment creditor shall not be at liberty to issue execution on the judgment without the leave of the Court or a judge.
(2) Every affidavit of service of any such notice shall state on what day such endorsement was made.