3737658

Information

• Patent Grant
• 3737658

• References
• Source

• Patent Number

  3,737,658

• Date Filed

  Not available

• Date Issued

  Tuesday, June 5, 1973
  51 years ago

• CPC

  • E01B7/20 - Safety means for switches
  • E01B7/06 - Constructions with flexible tongues or flexible fishplates

• US Classifications

  • 246 - Railway switches and signals