2499812

Information

• Patent Grant
• 2499812

• References
• Source

• Patent Number

  2,499,812

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1950
  74 years ago

• CPC

  • B61K7/06 - operated mechanically

• US Classifications

  • 188 - Brakes
  • 104 - Railways