US D1,141,796 S
Wrench shaft structure
Chih-Ching Hsieh, Taichung City (TW)
Assigned to KABO Tool Company, Taichung City (TW)
Filed by KABO Tool Company, Taichung City (TW)
Filed on May 23, 2025, as Appl. No. 30/005,181.
Application 30/005,181 is a continuation of application No. 18/148,348, filed on Dec. 29, 2022, abandoned.
Term of patent 15 Years
LOC (15) Cl. 08 - 04
U.S. Cl. D 8—21
OG exemplary drawing
 
The ornamental design for a wrench shaft structure as shown and described.