IP Library › Granted Patent US 1,006,206
Granted Patent S1
US 1,006,206 · App. 29/880,574 · Granted Nov 28, 2023

Double-layer rotatable fan

Inventor: Xunjiang Chang (Sichuan, CN)
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Quick Facts
Patent No.
US 1,006,206
App. No.
29/880,574
Granted
Nov 28, 2023
Kind
S1
Claims (1)

The ornamental design for a double-layer rotatable fan, as shown and described.