3174885

Information

• Patent Grant
• 3174885

• References
• Source

• Patent Number

  3,174,885

• Date Filed

  Not available

• Date Issued

  Tuesday, March 23, 1965
  60 years ago

• CPC

  • H01H11/02 - for mercury switches
  • C03C15/00 - Surface treatment of glass , not in the form of fibres or filaments, by etching
  • Y10T29/49105 - Switch making

• US Classifications

  • 029 - Metal working
  • 065 - Glass manufacturing
  • 200 - Electricity: circuit makers and breakers
  • 216 - Etching a substrate: processes
  • 252 - Compositions
  • 510 - Cleaning compositions for solid surfaces, auxiliary compositions therefor, or processes of preparing the compositions