2420668

Information

• Patent Grant
• 2420668

• References
• Source

• Patent Number

  2,420,668

• Date Filed

  Not available

• Date Issued

  Tuesday, May 20, 1947
  78 years ago

• CPC

  • F42B33/0228 - Funnel arrangements therefor

• US Classifications

  • 086 - Ammunition and explosive-charge making
  • 141 - Fluent material handling, with receiver or receiver coacting means
  • 285 - Pipe joints or couplings