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Safety Code for Power Presses and Drop Hammers
Rhode Island. Industrial Code Commission for Safety and Health
其他書名
Effective June 23, 1947
出版State of Rhode Island, Department of Labor, Industrial Code Commission for Safety and Health, 1947
URLhttp://books.google.com.hk/books?id=1ChTtA6o5NcC&hl=&source=gbs_api