Dai 6-kai Gijutsu Kenkyūkai kiroku.
Publisher: Tetsudō Unʼyu Kikō Tetsudō Kensetsu Honbu
Published: 2008
Place of publication: [Tokyo]
Language: jpn
Number of pages: 74
Subjects: Railroads -- Technological innovations -- Japan -- Congresses
Genres: Congresses
Notes: Cover title.