1843811

Information

• Patent Grant
• 1843811

• References
• Source

• Patent Number

  1,843,811

• Date Filed

  Not available

• Date Issued

  Tuesday, February 2, 1932
  92 years ago

• CPC

  • A47H13/04 - by hooks
  • B61L5/203 - Detonators; Track mounting means; Composition of the detonative product

• US Classifications

  • 246 - Railway switches and signals