00586nam a2200169Ia 4500003000900000008004100009040001600050080002500066110003300091245014200124260005000266300000900316500001800325650003400343650001800377650002100395IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a083.7:696.141.1bISI  aIndian Standards Institution 0aIndian standard specification for flushing cisterns for water closets and urinals (valveless siphonic type)cIndian Standards Institution  aNew DelhibIndian Standards Institutionc1972  a11p.  aIS 774 : 1971  a Flushing Cisterns-Standards  a Standards   aNASA Thesaurus