3302020

Information

• Patent Grant
• 3302020

• References
• Source

• Patent Number

  3,302,020

• Date Filed

  Not available

• Date Issued

  Tuesday, January 31, 1967
  57 years ago

• CPC

  • E01B7/02 - Tongues Associated constructions
  • E01B2202/042 - Sliding

• US Classifications

  • 246 - Railway switches and signals