Student uses chemical device

The utility model discloses a student uses chemical device, include alcohol burner, base and fix at the left straight -bar of base, be provided with the horizontal pole on the straight -bar, the left end of horizontal pole is fixed in on the straight -bar through the locking bolt, horizontal pole pe...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: XIE SHUILING
Format: Patent
Sprache:eng
Schlagworte:
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