INDIAN STANDARD CONVENTIONAL REPRESENTATION OF GEARS TECHNICAL DRAWINGS.IS 10717-1983 ISO 2203-1973
INDIAN STANDARDS INS
INDIAN STANDARD CONVENTIONAL REPRESENTATION OF GEARS TECHNICAL DRAWINGS.IS 10717-1983 ISO 2203-1973 - 1984 - NEW DELHI INDIAN STANDARDS INSTITUTION. - 7
IS: 10717-1983
891.46.46 / IND
INDIAN STANDARD CONVENTIONAL REPRESENTATION OF GEARS TECHNICAL DRAWINGS.IS 10717-1983 ISO 2203-1973 - 1984 - NEW DELHI INDIAN STANDARDS INSTITUTION. - 7
IS: 10717-1983
891.46.46 / IND