3515542

Information

• Patent Grant
• 3515542

• References
• Source

• Patent Number

  3,515,542

• Date Filed

  Not available

• Date Issued

  Tuesday, June 2, 1970
  54 years ago

• CPC

  • H01H1/023 - having a noble metal as the basic material
  • C22C1/02 - by melting
  • C22C1/1036 - starting from a melt
  • H01H33/765 - the gas-evolving material being incorporated in the contact material

• US Classifications

  • 420 - Alloys or metallic compositions
  • 148 - Metal treatment