3892372

Information

• Patent Grant
• 3892372

• References
• Source

• Patent Number

  3,892,372

• Date Filed

  Not available

• Date Issued

  Tuesday, July 1, 1975
  49 years ago

• CPC

  • B65G51/46 - according to separate signal systems

• US Classifications

  • 406 - Conveyors: fluid current
  • 104 - Railways