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
$19.00
$37.00
Product Information
Published:
07/01/1995
Pages:
2
File Size:
1 file
Language:
German
Note:
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