Gebotszeichen Geschlossenes System
by B.Lachner - uploaded on October 17, 2015, 4:36 am
A closed loop system pictogram.
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- Tags
- Bilder zu Experimenten blau blue Chemie chemistry closed gebot Gebotszeichen geschlossen instruction Labor laboratory order saefty sicherheit sign system Web Page Icons zeichen
- Safe for Work?
- Yes
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