USD1028127SActiveUtility

Staircase machine

38
Assignee: TONG SHAOWEIPriority: Jan 18, 2024Filed: Jan 18, 2024Granted: May 21, 2024
Est. expiryJan 18, 2044(~17.4 yrs left)· nominal 20-yr term from priority
Inventors:Shaowei Tong
38
PatentIndex Score
0
Cited by
24
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a staircase machine, as shown and described.

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