Following his tabulation of the returns received from each Spring primary, the Secretary of the Commonwealth shall issue certificates of election to the persons in each political party who have been duly elected delegates or alternate delegates to the National convention of each party, and to the persons in each party who have been duly elected members of the National Committee or the State committee of each party. In the case of delegates or alternate delegates to a National party convention, the certificates of election shall show the number of votes received in the State or in the political district, as the case may be, by each candidate of such delegate's or alternate delegate's political party for nomination as President of the United States. The Secretary of the Commonwealth shall also certify to the State chairman of each party the votes cast for each candidate for the office of member of State committee of each party.