1745748

Information

• Patent Grant
• 1745748

• References
• Source

• Patent Number

  1,745,748

• Date Filed

  Not available

• Date Issued

  Tuesday, February 4, 1930
  95 years ago

• CPC

  • E01B21/02 - Special supporting means Draining of rails

• US Classifications

  • 238 - Railways: surface track