1556561

Information

• Patent Grant
• 1556561

• References
• Source

• Patent Number

  1,556,561

• Date Filed

  Not available

• Date Issued

  Tuesday, October 6, 1925
  99 years ago

• CPC

  • F42C9/12 - with ring combustion elements
  • F42C9/144 - with ring or spiral combustion elements
  • F42C14/04 - for torpedoes, marine mines or depth charges

• US Classifications

  • 102 - Ammunition and explosives
  • 089 - Ordnance