IS 9891 Pt.3-1981
具有 2.54 m 触点间距的印刷线路板和绝缘板的边缘连接器规范第 III 部分非极化插头类型 9891 IS-02-11 /25/33-IA-0.75
Specification for edge connectors for printed circuit boards and insulating boards with 2.54 m contact spacing Part III Non-polarized plug types 9891 IS-02-11/25/33-IA-0.75