Nkwekọrịta mkpuchi oge ochie (Ụlọ ọrụ, wdg) Nkwekọ, 1933 (echere)

Ochie mkpuchi (Ụlọ ọrụ, wdg) Mgbakọ, 1933 (sheelved) bụ Mgbakọ Òtù Na-ahụ Maka Ndị Ọrụ Mba Nile .

E hiwere ya na 1933:



 Mgbanwe 
E degharịrị echiche ndị dị na mgbakọ ahụ ma tinye ya na Mgbakọ ILO C128, Invalidity, Old-Age and Survivors' Convention, 1967 .

 Nkwenye 
Tupu e debe ya, steeti iri na otu kwadoro mgbakọ ahụ.

 Njikọ mpụga 

 Ederede .
 Nkwenye .