Biodegradable microphone pen

The invention discloses a biodegradable microphone pen. The biodegradable microphone pen comprises a pen tube, a pen cap and an ink storage tube, the pen tube is of a columnar hollow structure, the pen tube is used for containing the ink storage tube, and the pen cap is detachably connected with the...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HUANG ZHAOHAN, FANG SHUNZHI, HUANG RONGSHAN, CAI ZHAOXI, XIE QITING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BUREAU ACCESSORIES CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS IMPLEMENTS FOR WRITING OR DRAWING METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS WRITING OR DRAWING IMPLEMENTS
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