522999

Information

• Patent Grant
• 522999

• References
• Source

• Patent Number

  522,999

• Date Filed

  Not available

• Date Issued

  Tuesday, July 17, 1894
  130 years ago

• CPC

  • H01B7/0036 - Alkali metal conductors

• US Classifications

  • 174 - Electricity: conductors and insulators