| US D1,028,127 S | ||
| Staircase machine | ||
| Shaowei Tong, Cixi (CN) | ||
| Filed by Shaowei Tong, Cixi (CN) | ||
| Filed on Jan. 18, 2024, as Appl. No. 29/924,217. | ||
| Term of patent 15 Years | ||
| LOC (14) Cl. 21 - 02 | ||
| U.S. Cl. D21—670 |
|
The ornamental design for a staircase machine, as shown and described.
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