Republic Act No. 4691

Full Title
AN ACT GRANTING MINDANAO PORTLAND CEMENT CORPORATION A TEMPORARY PERMIT TO CONSTRUCT, MAINTAIN AND OPERATE PRIVATE FIXED POINT-TO-POINT AND LAND-BASED, LAND-MOBILE AND MARINE COASTAL SERVICE RADIO STATIONS FOR THE RECEPTION AND TRANSMISSION OF RADIO COMMUNICATIONS IN THE PHILIPPINES.
Date of Approval
June 18, 1966