1379273

Information

• Patent Grant
• 1379273

• References
• Source

• Patent Number

  1,379,273

• Date Filed

  Not available

• Date Issued

  Tuesday, May 24, 1921
  103 years ago

• CPC

  • F42B22/22 - having self-contained sinking means
  • F42B22/08 - Drifting mines

• US Classifications

  • 102 - Ammunition and explosives