621697

Information

• Patent Grant
• 621697

• References
• Source

• Patent Number

  621,697

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1899
  125 years ago

• CPC

  • F42B12/26 - the projectile wall being formed by a spirally-wound element

• US Classifications

  • 102 - Ammunition and explosives