Pipeline marking device

The utility model discloses a pipeline marking device which comprises a stainless steel pipe, a roller bearing arranged on one side of the stainless steel pipe, a steel plate arranged on one side of the stainless steel pipe, a round pipe arranged on one side of the steel plate, a marking pen arrange...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ZHAO HANG, LI GUANGYONG, LIU WEIWEI, GONG JIAN, NI YUNFEI, ZHANG ZHIYING, CHEN LI, ZHAO SHOUWEI, WANG DANLEI, LI LEI
Format: Patent
Sprache:chi ; eng
Schlagworte:
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