00720nam a2200205Ia 4500003000900000008004100009040001600050080002500066110003300091245009300124260005000217300000800267500001900275650003600294650001800330650002100348942000700369999001500376952012300391IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a083.7:621.886.8bISI  aIndian Standards Institution 0aIndian standard specification for gibhead keys and keywayscIndian Standards Institution  aNew DelhibIndian Standards Institutionc1975  a5p.  aIS 2293 : 1974  a Gibheads Keys-Standards99237  a Standards   aNASA Thesaurus   cBK  c5246d5246  00104070aBANbBANcGENd1976-12-28g7.00l0o083.7:621.886.8/ ISIp5853r2021-11-05v7.00w1976-12-28yBKGRs. 7.00