U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Quotables

"I hate what they've done to my child...I would never let my own children watch it. "

Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 213/52 - Parallel-spring arrangement


Subclass of Class 213 - Railway draft appliances
Definition: Devices of the class indicated adapted for use with parallel-arranged
No. of patents: 1
Last issue date: 05/20/1986


NumberTitleIssue Date
4589558Railroad car with universal coupling capability
A railroad car having universal coupling capability through provision of a coupling arrangement which permits connection to a standard coupler or a drawbar. The coupling arrangement includes facing sill side frames which define key slots and spaced stops ... 		05/20/1986
 
Sign InRegister
Username  
Password   
forgot password?