Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Kiyonori Umezaki0
Etsunori Fujita0
Date of Patent
December 5, 2023
0Patent Application Number
176313390
Date Filed
July 31, 2020
0Patent Citations
...
Patent Primary Examiner
Patent abstract
Rattling and abnormal sound between an upper rail and a lower rail are reduced, and sliding is more smoothly performed. Sliding resistance reducing members (
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