SRPS B.Z0.250:1967
Cross-section of mine openings. Trapezoid shaped roadways, with belt conveyor
Jul 1, 1967
Jul 1, 1967
95.99
Withdrawal of Standard
General information
95.99
ISS
B082
Pure national standard
Serbian
Life cycle
NOW
WITHDRAWN
SRPS B.Z0.250:1967
95.99
Withdrawal of Standard