TY - BOOK AU - Malang,Virgilio L. TI - Inventions & innovations: a glimpse of the Filipino legacy AV - T 212 .M237 1998 U1 - FIL 608.09 PY - 1998/// CY - Tagig, Bicutan, Metro Manila, Philippines PB - TAPI Book KW - Patents KW - Philippines KW - Inventions ER -