00419nam a2200157 a 450000500170000008200170001710000210003424500380005526000310009330000220012463000120014696400160015899700110017499900150018595200610020020251202164309.0  a621.833bDUD  aDudley, Darle W.  aHandbook of practical gear design  aNew YorkbMcgrawhillc1984  a65 p.c24 cm.bHB  aGearing  bcdefg_  a5204 C  c6607d6607  00104070aPUbPUd2000-02-14l0o621.833 DUDp5204yBK