Alarm system for radiation working level, fan operation, and air door position
By: by J.C. Franklin ...[et al.].
Contributors: Franklin, J. C.
Series: Information circular / United States Department of the Interior, Bureau of Mines ;; 8903; Information circular (United States. Bureau of Mines) ;; 8903.
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1982
Place of publication: Avondale, Md
Language: eng
Number of pages: 17
Subjects: Mine ventilation -- Safety measures.; Electronic alarm systems.
Notes: Bibliography: p. 17.