Inventor
OAKU TAKAAKI
JP3 patents
Patents
3 patentsUS4556533ADec 3, 1985
Wear-resistant sintered ferrous alloy and method of producing same
NISSAN MOTOR27 citations89
US4504312AMar 12, 1985
Wear-resistant sintered ferrous alloy and method of producing same
NISSAN MOTOR23 citations77
US4561889ADec 31, 1985
Wear-resistant sintered ferrous alloy and method of producing same
NISSAN MOTOR23 citations75