3764802

Information

• Patent Grant
• 3764802

• References
• Source

• Patent Number

  3,764,802

• Date Filed

  Not available

• Date Issued

  Tuesday, October 9, 1973
  51 years ago

• CPC

  • E01B7/12 - Fixed frogs made of one part or composite

• US Classifications

  • 246 - Railway switches and signals