美國
US 12,696,979 B2
Combined sofa
US 12,696,979 B2 是美國專利商標局（USPTO）的核准專利，日期 2026-08-04。申請人：SOPHIA & WILLIAM BRANDS CO. LTD。PDF 可在本頁下載，未登入每天最多 5 篇。
- 申請人
- SOPHIA & WILLIAM BRANDS CO. LTD
- 發明人
- MEIDI CHEN
- 公開日
- 2026-08-04
- 申請日
- 2024-09-02
- 文件種類
- B2 核准公告
- 也寫作
- US 12,696,979 B2 · US12696979 · 12696979
摘要
A combined sofa, comprising an H-shaped middle frame, where two groups of sofa plate seats are fixedly disposed above two sides of the H-shaped middle frame by bolts; an arc-shaped buckle structure is disposed on a front side edge of the sofa plate seat in a welding manner, and a front support foot is fixedly disposed in the arc-shaped buckle structure through a screw; a middle back frame is fixedly disposed on rear sides of the two groups of sofa plate seats by bolts, and a side back frame is fixedly connected to a rear side corner of the sofa plate seat by bolts.…
這裡只列摘要開頭，完整內容在 PDF 裡。
不用登入，每天可下載 5 篇（今天還剩 5 篇）。批次下載與 OA 引證整理需免費註冊。
專利局網站： 美國專利商標局（USPTO）