(1), clause (f), and sections 374,375,376,377,378,379,381,383,384,387,388 and 389 with respect to certificates under this Part and applications therefor, and of section 317 with respect to the exhibition of inventories and accounts by executors and administrators, shall, so far as they can be made applicable, apply, respectively, to certificates granted under that Regulation and applications made for certificates thereunder, after the 1st day of May, 1889 and to the exhibition of inventories and accounts by the holders of such certificates so granted.