Title:
CURVED CONTOUR OF FLAT SURFACE LINE ELEMENT OF RAILROAD
Document Type and Number:
Japanese Patent JPS5715702
Kind Code:
A
Inventors:
KIMURA KIYOJI
Application Number:
JP8897180A
Publication Date:
January 27, 1982
Filing Date:
June 30, 1980
Export Citation:
Assignee:
KIMURA KIYOJI
International Classes:
E01C1/00; (IPC1-7): E01C1/00