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专利号:CN202230577264.9
公布日:2023-07-07
申请人:湖州善琏永和风笔斋
专利号:CN202230343547.7
公布日:2023-01-03
申请人:湖州善琏永和风笔斋
专利号:CN202110913538.1
公布日:2022-09-16
申请人:湖州善琏永和风笔斋
专利号:CN202230168757.7
公布日:2022-06-17
申请人:湖州善琏永和风笔斋
专利号:CN202030814838.0
公布日:2022-03-08
申请人:湖州善琏永和风笔斋
专利号:CN202121860160.5
公布日:2022-01-28
申请人:湖州善琏永和风笔斋
专利号:CN202130523116.4
公布日:2021-12-24
申请人:湖州善琏永和风笔斋
专利号:CN202130449423.2
公布日:2021-11-09
申请人:湖州善琏永和风笔斋
专利号:CN202130344151.X
公布日:2021-10-19
申请人:湖州善琏永和风笔斋
专利号:CN202020904134.7
公布日:2021-06-01
申请人:湖州善琏永和风笔斋
专利号:CN202030769137.X
公布日:2021-05-04
申请人:湖州善琏永和风笔斋
专利号:CN202030237990.7
公布日:2021-03-16
申请人:湖州善琏永和风笔斋
专利号:CN202030238002.0
公布日:2021-03-16
申请人:湖州善琏永和风笔斋
专利号:CN202030237988.X
公布日:2020-12-29
申请人:湖州善琏永和风笔斋
专利号:CN202030240747.0
公布日:2020-10-27
申请人:湖州善琏永和风笔斋