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Class Information
Number:
213/40D
Name:
Railway draft appliances
>
Cushioned
>
Springs
> Interlocking parts
Description:
Patents under this class:
Patent Number
Title Of Patent
Date Issued
6321922
Coupling shock resistant (csr) coupler
Nov. 27, 2001
5351844
Elastomeric spring unit
Oct. 4, 1994
5104101
Buffer cartridge
Apr. 14, 1992
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