Title:
【考案の名称】直流き電システムのレール電位保護装置
Document Type and Number:
Japanese Patent JP2553827
Kind Code:
Y2
Inventors:
Kazutaka Sawada
Application Number:
JP10682891U
Publication Date:
November 12, 1997
Filing Date:
December 25, 1991
Export Citation:
Assignee:
KABUSHIKI KAISHA MEIDENSHA
International Classes:
H02H11/00; B60M3/00; H02H7/00; (IPC1-7): H02H7/00; B60M3/00
Attorney, Agent or Firm:
Fujiya Shiga (1 person outside)