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Underground Mine Communications (In Four Parts) 2. Paging Systems
  • Published Date:
    1/1/1977
Filetype[PDF - 2.00 MB]


Details:
  • Description:
    This Bureau of Mines report summarizes the research, development, and evaluation demonstrations conducted by the Bureau of Mines under the Health and Safety Act of 1969 to improve the means of notifying miners underground, who are away from their own phone, that they are being called.

  • Supporting Files:
    No Additional Files