Dual-purpose eraser machine

The invention discloses a dual-purpose eraser machine. The dual-purpose eraser machine comprises a shell, a clearing plate is arranged on one side of the top of the shell, an ash clearing box and a cleaning box are arranged on one side inside the shell and separated through a partitioning plate, a d...

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Bibliographische Detailangaben
1. Verfasser: SONG YUNYING
Format: Patent
Sprache:chi ; eng
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