Heisei 20-nendo sekiyu gasu kyōkyū jigyō anzen kanri gijutsu kaihatsu tō jigyō (gijutsu shidō fukyū jigyō (chūō shidō jigyō oyobi chiiki fukyū jigyō (chūōbun))) ni kakaru jigyō hōkokusho
Publisher: Kōatsu Gasu Hoan Kyōkai
Published: 2009
Place of publication: [Tokyo]
Language: jpn
Number of pages: 77
Other titles: Sekiyu gasu kyōkyū jigyō anzen kanri gijutsu kaihatsu tō jigyō (gijutsu shidō fukyū jigyō (chūō shidō jigyō oyobi chiiki fukyū jigyō (chūōbun))) ni kakaru jigyō hōkokusho
Notes: Cover title.

"Keizai Sangyōshō itaku jigyō"