in 1971, the newly established state college started to offer courses in electrical and mechanical engineering courses. sometime before 1973, a secondary school department that came to be known as the laboratory school was inaugurated. by 1973, marcos ato was its principal when the laboratory school adopted the revised secondary education program or rsep. the following year, civil engineering was offered in pbmit while the graduate school was formally opened with master of arts in industrial education major in administration and supervision as its pioneer course. this was followed in 1978 when master of management specialized in business and public managements was offered in partnership with former u.p. college of public administration. earlier in 1977, pbmit launched the extension trade training program that aimed to train out-of-school youth in electricity, food trades, mechanics, practical automotive, and woodcraft in a span of 200 hours.