DIN 22434-7

Underground lighting in hardcoal mining - Lighting-technological planning bases - Part 7: Pit-bottom

Deutsches Institut Fur Normung E.V. (German National Standard) , 07/01/1995

Publisher: DIN

File Format: PDF

$18.00$37.00

Published: 07/01/1995

Pages: 2

File Size: 1 file

Language: German

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