Title:
EMERGENCY COMMUNICATION METHOD IN UNDERGROUND MINING TUNNEL
Document Type and Number:
Japanese Patent JPS62258529
Kind Code:
A
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Inventors:
ZENON CHIYARUNETSUKI
RESUWABU RUIBARUSUKI
BOGUDAN CHIBUIENKU
BUIESUWABU BUOITSUIEHOBUSUKI
JIZUISUWABUA CHIYARUNETSUKA
IEJII KUBUIATEKU
KURUISUTEIN KOOJIEISUKI
TOMASHI POCHIESUNII
ANTONI KANDOJIYA
GERARUDO KUROCHIEKU
RESUWABU RUIBARUSUKI
BOGUDAN CHIBUIENKU
BUIESUWABU BUOITSUIEHOBUSUKI
JIZUISUWABUA CHIYARUNETSUKA
IEJII KUBUIATEKU
KURUISUTEIN KOOJIEISUKI
TOMASHI POCHIESUNII
ANTONI KANDOJIYA
GERARUDO KUROCHIEKU
Application Number:
JP6553287A
Publication Date:
November 11, 1987
Filing Date:
March 17, 1987
Export Citation:
Assignee:
SENTORARUNA SUTATSUYA RATOBUNI
International Classes:
H04B11/00; E21F17/18; (IPC1-7): E21F17/18; H04B11/00
Attorney, Agent or Firm:
Aoyama