646742

Information

• Patent Grant
• 646742

• References
• Source

• Patent Number

  646,742

• Date Filed

  Not available

• Date Issued

  Tuesday, April 3, 1900
  124 years ago

• CPC

  • H01B3/20 - Liquids
  • B05B5/165 - by dividing the material into discrete quantities
  • Y10S138/06 - Corrosion

• US Classifications

  • 174 - Electricity: conductors and insulators
  • 138 - Pipes and tubular conduits
  • 285 - Pipe joints or couplings