A slanted solid blue business stamp, with the words, "Copy." Created with Inkscape. 複製商業郵票1 business、Business Clipart、copy、document、file、filing、office、stamp、stamps、watermark 商業、商業剪貼畫、複製、文獻、文件、備案、辦公室、郵票、郵票、水印 資料來源:openclipart ( https://openclipart.org/ )