炭鉱設備・切羽調査 昭和30年3月～

The survey on equipments and working faces of coal mines

通商産業省大臣官房調査統計部編、通商産業調査会、1965.12

冊 26cm

炭鉱設備切羽調査 昭和30年3月 (昭30.3)-

炭鉱設備調査 炭鉱切羽調査 炭鉱設備・切羽調査 炭鉱設備調査・切羽調査・工数調査 亜炭設備調査、コークス製造設備調査 付、亜炭設備調査 The investigation of equipments, working faces, and "schichten" in coal mines The investigation of equipments and working faces in coal mines The survey on equipments and working faces of coal mines The annual survey on equipments, working faces of coal mines; with that of lignite mines & cokeries The annual survey on equipments, working faces of coal mines; with that of lignite mines

通商産業大臣官房調査統計部 [編]、日本石炭協会、1955.11-