Current picture and manufacturing method thereof

The invention relates to a current picture and a manufacturing method thereof. The picture sequentially comprises the following steps that a wood base plate which has the flat surface and can be cokedis selected; two starting points of the current picture on the base plate are selected, a positive e...

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Bibliographische Detailangaben
1. Verfasser: CAI TIANCONG
Format: Patent
Sprache:chi ; eng
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