Transparent magnetic tape

The utility model discloses a transparent magnetic tape which comprises a casing body, a graduation rule and a bending stop block. The casing body is provided with an opening. The graduation rule is wound in the casing body and can be stretched out from the opening. The graduation rule is provided w...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: GENG YAQI
Format: Patent
Sprache:chi ; eng
Schlagworte:
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