00721nam a2200205Ia 4500003000900000008004100009040001600050080002500066110003300091245009400124260005000218300000800268500001900276650003600295650001800331650002100349942000700370999001500377952012300392IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a083.7:621.886.8bISI  aIndian Standards Institution 0aIndian standard specification for parallel keys and kyewayscIndian Standards Institution  aNew DelhibIndian Standards Institutionc1975  a7p.  aIS 2048 : 1975  a Parallel Keys-Standards99238  a Standards   aNASA Thesaurus   cBK  c5247d5247  00104070aBANbBANcGENd1976-12-28g8.00l0o083.7:621.886.8/ ISIp5854r2021-11-05v8.00w1976-12-28yBKGRs. 8.00