2155964

Information

• Patent Grant
• 2155964

• References
• Source

• Patent Number

  2,155,964

• Date Filed

  Not available

• Date Issued

  Tuesday, April 25, 1939
  85 years ago

• CPC

  • B01D23/205 - Special adaptation of spray heads therefor
  • Y10S411/902 - Metal core
  • Y10S411/914 - Coated bolt
  • Y10T29/49428 - Gas and water specific plumbing component making

• US Classifications

  • 210 - Liquid purification or separation
  • 029 - Metal working
  • 174 - Electricity: conductors and insulators
  • 285 - Pipe joints or couplings
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
  • 470 - Threaded, headed fastener, or washer making: process and apparatus