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

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

Published:07/01/1995

Pages:2

File Size:1 file

Language:German

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