Electrical Grounding Device of Shafting (Guidance for Installation of Grounding Device)
軸系防食用アース装置

Propeller and Shafting Committee of
1983 JOURNAL OF THE MARINE ENGINEERING SOCIETY IN JAPAN  
doi:10.5988/jime1966.18.204 fatcat:cyr2wyrqhvc4noacsrqhtsukbq